The reasons for tar formation from polyacrylonitrile-based carbon fiber were analyzed from the structure and the production line, from as-spun fiber, pre-oxidation to carbonization.

根据聚丙烯腈基碳纤维生产工艺路线，从原丝、 预氧化、碳化工艺及结构上分析了聚丙烯腈基碳纤维焦油形成的原因。

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It will improve the quality of short ribbon spun on the silk spinning line.

在绢纺线上纺制短麻条可提高麻条质量。

youdao

In other words, Mr Havel spun a good line in well-meaning and unexceptionable waffle.

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From a Portuguese corner, Pepe clanked a shot off the underside of the crossbar, but the ball bounced down on the goal line and spun away to safety.

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One such drive created space on the left and the ball was spun swiftly along the line to wing Williams, who squeezed in at the corner flag despite Richie Rees' tackle.

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