国产精品久热,91导航在线

共找到 6 個(gè)相關(guān)產(chǎn)品馬可波羅> 行業(yè)專用設(shè)備 >塑料機(jī)械 >塑料擠出機(jī) >豐盛泰塑料擠出機(jī)

地區(qū)：浙江濟(jì)寧煙臺(tái) 青島山東佛山東莞廣州廣東蘇州無(wú)錫江蘇鄭州河南河北邢臺(tái) 南京溫州上海深圳更多>> 收起>>

品質(zhì)商家熱力排行

全國(guó)

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="7" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://m.jmdykj.com/product-detail/100800161348.html">塑料管材生產(chǎn)線,塑料管材,益豐塑機(jī)(已認(rèn)證)
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://m.jmdykj.com/product-detail/100800161348.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>豐盛泰</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>8239</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>雙螺桿擠出機(jī)</div></td>
<td class="td_1"><div>螺桿轉(zhuǎn)速：</div></td>
<td class="td_2"><div>5788rpm</div></td>


</tr>
<tr>
<td class="td_1"><div>螺桿直徑：</div></td>
<td class="td_2"><div>1965mm</div></td>
<td class="td_1"><div>螺桿頭數(shù)：</div></td>
<td class="td_2"><div>1457</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[山東青島] <a  data-num="3"  data-flag="0" target="_blank">
青島益豐中潤(rùn)塑料機(jī)械有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
塑料擠出機(jī),塑料表面處理,吹塑加工,擠塑加工
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://yifengjixie001.cn.makepolo.com/contact_us.html?proid=100800161348">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>99</strong>元/件</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://m.jmdykj.com/product-detail/100800161348.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://m.jmdykj.com/product-detail/100800161348.html" target="_blank" data-num="7" data-flag="0" title="塑料管材生產(chǎn)線,塑料管材,益豐塑機(jī)(已認(rèn)證)"><img src="http://img12.makepolo.cn/images/formals/img/product/547/129/4_7b3bcf89a74ae57a6638d2f1a9ca6b7b.jpg~tplv-fg0x5eo1ce-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="塑料管材生產(chǎn)線,塑料管材,益豐塑機(jī)(已認(rèn)證)"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="4" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://m.jmdykj.com/product-detail/100263517802.html">供應(yīng)WCMGS-PP-55*700高透明PP吹膜機(jī)
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://m.jmdykj.com/product-detail/100263517802.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>豐盛泰</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>WCMGS-PP-55*700</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>單螺桿擠出機(jī)</div></td>
<td class="td_1"><div>加工定制：</div></td>
<td class="td_2"><div>加工定制</div></td>


</tr>
<tr>
<td class="td_1"><div>螺桿轉(zhuǎn)速：</div></td>
<td class="td_2"><div>20-150rpm</div></td>
<td class="td_1"><div>螺桿直徑：</div></td>
<td class="td_2"><div>55mm</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[廣東東莞] <a  data-num="3"  data-flag="0" target="_blank">
東莞駿尚實(shí)業(yè)有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
塑料復(fù)合機(jī)械,輔助包裝機(jī)械,塑料拉絲機(jī),吹膜
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://dgkmjx.cn.makepolo.com/contact_us.html?proid=100263517802">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>17.00萬(wàn)</strong>元/個(gè)</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://m.jmdykj.com/product-detail/100263517802.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://m.jmdykj.com/product-detail/100263517802.html" target="_blank" data-num="7" data-flag="0" title="供應(yīng)WCMGS-PP-55*700高透明PP吹膜機(jī)"><img src="http://img12.makepolo.cn/images/formals/img/product/169/933/4_8961078d912c224dff98466997a13506.jpg~tplv-fg0x5eo1ce-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="供應(yīng)WCMGS-PP-55*700高透明PP吹膜機(jī)"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="3" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://m.jmdykj.com/product-detail/100960696435.html">PE管產(chǎn)品,PE管,天信泰(多圖)
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://m.jmdykj.com/product-detail/100960696435.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>豐盛泰</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>1770</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>其他</div></td>
<td class="td_1"><div>螺桿轉(zhuǎn)速：</div></td>
<td class="td_2"><div>2477rpm</div></td>


</tr>
<tr>
<td class="td_1"><div>螺桿直徑：</div></td>
<td class="td_2"><div>7088mm</div></td>
<td class="td_1"><div>螺桿頭數(shù)：</div></td>
<td class="td_2"><div>2974</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[山東青島] <a  data-num="3"  data-flag="0" target="_blank">
青島天信泰塑料機(jī)械有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
塑料擠出機(jī)
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://qdsjtxt.cn.makepolo.com/contact_us.html?proid=100960696435">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>98</strong>元/件</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://m.jmdykj.com/product-detail/100960696435.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://m.jmdykj.com/product-detail/100960696435.html" target="_blank" data-num="7" data-flag="0" title="PE管產(chǎn)品,PE管,天信泰(多圖)"><img src="http://img11.makepolo.cn/images/formals/img/product/503/550/4_927ffc267cf887b02e03c3fe55a7d6c4.jpg~tplv-fg0x5eo1ce-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="PE管產(chǎn)品,PE管,天信泰(多圖)"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="1" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://m.jmdykj.com/product-detail/100850695855.html">大口徑管材生產(chǎn)線 益豐塑機(jī) 大口徑管材生產(chǎn)線價(jià)格
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://m.jmdykj.com/product-detail/100850695855.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>豐盛泰</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>1515</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>雙螺桿擠出機(jī)</div></td>
<td class="td_1"><div>螺桿轉(zhuǎn)速：</div></td>
<td class="td_2"><div>7796rpm</div></td>


</tr>
<tr>
<td class="td_1"><div>螺桿直徑：</div></td>
<td class="td_2"><div>4040mm</div></td>
<td class="td_1"><div>螺桿頭數(shù)：</div></td>
<td class="td_2"><div>2478</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[山東青島] <a  data-num="3"  data-flag="0" target="_blank">
青島益豐中潤(rùn)塑料機(jī)械有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
塑料擠出機(jī),塑料表面處理,吹塑加工,擠塑加工
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://yifengjixie001.cn.makepolo.com/contact_us.html?proid=100850695855">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>98</strong>元/件</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://m.jmdykj.com/product-detail/100850695855.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://m.jmdykj.com/product-detail/100850695855.html" target="_blank" data-num="7" data-flag="0" title="大口徑管材生產(chǎn)線 益豐塑機(jī) 大口徑管材生產(chǎn)線價(jià)格"><img src="http://img11.makepolo.cn/images/formals/img/product/448/308/4_24e8bcb45794cc866c41f26677f06701.jpg~tplv-fg0x5eo1ce-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="大口徑管材生產(chǎn)線 益豐塑機(jī) 大口徑管材生產(chǎn)線價(jià)格"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="0" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://m.jmdykj.com/product-detail/100881605417.html">系列PVC板材模具 益豐塑機(jī) 系列PVC板材模具特點(diǎn)
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://m.jmdykj.com/product-detail/100881605417.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>豐盛泰</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>4907</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>單螺桿擠出機(jī)</div></td>
<td class="td_1"><div>螺桿轉(zhuǎn)速：</div></td>
<td class="td_2"><div>1728rpm</div></td>


</tr>
<tr>
<td class="td_1"><div>螺桿直徑：</div></td>
<td class="td_2"><div>6601mm</div></td>
<td class="td_1"><div>螺桿頭數(shù)：</div></td>
<td class="td_2"><div>6641</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[山東青島] <a  data-num="3"  data-flag="0" target="_blank">
青島益豐中潤(rùn)塑料機(jī)械有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
塑料擠出機(jī),塑料表面處理,吹塑加工,擠塑加工
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://yifengjixie001.cn.makepolo.com/contact_us.html?proid=100881605417">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>99</strong>元/件</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://m.jmdykj.com/product-detail/100881605417.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://m.jmdykj.com/product-detail/100881605417.html" target="_blank" data-num="7" data-flag="0" title="系列PVC板材模具 益豐塑機(jī) 系列PVC板材模具特點(diǎn)"><img src="http://img11.makepolo.cn/images/formals/img/product/156/376/4_52a48e18c1790476b8b78d36650112e5.jpg~tplv-fg0x5eo1ce-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="系列PVC板材模具 益豐塑機(jī) 系列PVC板材模具特點(diǎn)"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="0" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://m.jmdykj.com/product-detail/100889263565.html">擠出造粒生產(chǎn)線用途,擠出造粒生產(chǎn)線,益豐塑機(jī)
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://m.jmdykj.com/product-detail/100889263565.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>豐盛泰</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>9327</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>其他</div></td>
<td class="td_1"><div>螺桿轉(zhuǎn)速：</div></td>
<td class="td_2"><div>8755rpm</div></td>


</tr>
<tr>
<td class="td_1"><div>螺桿直徑：</div></td>
<td class="td_2"><div>8311mm</div></td>
<td class="td_1"><div>螺桿頭數(shù)：</div></td>
<td class="td_2"><div>3620</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[山東青島] <a  data-num="3"  data-flag="0" target="_blank">
青島益豐中潤(rùn)塑料機(jī)械有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
塑料擠出機(jī),塑料表面處理,吹塑加工,擠塑加工
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://yifengjixie001.cn.makepolo.com/contact_us.html?proid=100889263565">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>98</strong>元/件</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://m.jmdykj.com/product-detail/100889263565.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://m.jmdykj.com/product-detail/100889263565.html" target="_blank" data-num="7" data-flag="0" title="擠出造粒生產(chǎn)線用途,擠出造粒生產(chǎn)線,益豐塑機(jī)"><img src="http://img11.makepolo.cn/images/formals/img/product/590/941/4_40ce49fd3f72ed737a3325e31014263b.jpg~tplv-fg0x5eo1ce-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="擠出造粒生產(chǎn)線用途,擠出造粒生產(chǎn)線,益豐塑機(jī)"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

品牌商家

減速電機(jī)250WPLF160-20-S-T塑料擠出機(jī)
- 公司名：上海爵順行星減速機(jī)有限公司
- 聯(lián)系人：
- 聯(lián)系電話：136****9679
品牌商家

無(wú)刷馬達(dá)EVL205-28-K-6塑料擠出機(jī)
- 公司名：上海爵順傳動(dòng)機(jī)械有限公司
- 聯(lián)系人：
- 聯(lián)系電話：136****9679
品牌商家

圓柱齒輪減速機(jī)ZQ500-20.49-IV塑料擠出機(jī)
- 公司名：常州市雷爾達(dá)傳動(dòng)機(jī)械有限公司
- 聯(lián)系人：
- 聯(lián)系電話：180****1286
品牌商家

排名VRL205-3-K-3塑料擠出機(jī)
- 公司名：上海爵順傳動(dòng)機(jī)械有限公司
- 聯(lián)系人：
- 聯(lián)系電話：136****9679
品牌商家

三合風(fēng)機(jī)F4-72-C式玻璃鋼風(fēng)機(jī) 常州塑料擠出機(jī)廢氣處理工程
- 公司名：佛山市志美環(huán)保有限公司
- 聯(lián)系人：
- 聯(lián)系電話：135****0757

最新產(chǎn)品

中文字幕三区免费永久,91亚洲网站,91免费精品,91国在线视频,久热综合,91精品亚洲,国产福利91精品一区二区三区

塑料擠出機(jī)