有奖纠错
| 划词

The viscosity increaser of microcrystalline cellulase used in synthetic leather is prepared by using cotton pulp as raw material and waste hydrochloric acid as hydrolyst.

以棉浆为原料,废盐酸为水解,所得合成革用微纤锥素标达到了德国和日本同类产品的标准。

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flowershow, flowery, flowing, flowline, flow-line, flowmeter, flown, flow-off, flow-out, flowrate,

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3G, 401(K), a,

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双语版 TED-Ed 演讲精选

Tape usually consists of a backing coated with a combination of a rubber or rubber-like " stretchy" component, and a compound called a tackifier.

胶带通常由包被了附着,如橡胶是橡胶有弹,和一种名为粘剂组成。

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双语版 TED-Ed 演讲精选

A tape's stickiness is determined by the proportion of elastic component and tackifier, the thickness of adhesive spread onto the backing, and the type of backing material.

一个胶带取决于弹成分和粘剂比例、和粘着剂在附着扩散厚度、以及附着材料种类。

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TED-Ed(视频版)

A tape’s stickiness is determined by the proportion of elastic component and tackifier, the thickness of adhesive spread onto the backing, and the type of backing material.

胶带取决于弹成分和粘剂比例、涂在背衬上剂厚度以及背衬材料类型。

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FLPS, FLQ, FLR, FLS, FLSA, FLT, FLTR, FLTS, flu, fluagel,

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3G, 401(K), a,
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