In order to eliminate the intensive labor of hand drawing and to increase the productivity of the drawing-in process in warp preparation, an automatic drawing-in machine has been designed.
为了消除人工穿综插筘的紧张劳动和增加准备工程中穿综插筘的生产率，我们设计了一部自动穿综筘机。
The production flow of warp knitted protective net includes manufacture of master batch, preparation of raw material, beaming, warp knitting and finishing.
经编防护网产品的生产流程包括母粒的制造、原料的准备、整经、编织和整理。
Dry preparation of carboxymethyl starch for warp sizing by adding alkali twice was studied.
采用两次加碱法工艺，对经纱上浆用羧甲基淀粉干法制备工艺进行了研究。
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