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.

以棉浆原料,废水解催化剂,所得合成革用微纤锥素粘剂的质量指标达德国和日本同类产品的标准。

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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.

胶带通常由的附着,如橡胶聚或是橡胶的有弹性的聚,和一种名为粘剂组成。

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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.

一个胶带的粘性取决于弹性成分和粘剂的比例、和粘着剂在附着上的扩散厚度、以及附着材料的种类。

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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.

胶带的粘性取决于弹性成分和粘剂的比例、涂在背衬上的粘剂厚度以及背衬材料的类型。

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3G, 401(K), a,
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