"Jennifer machine" invention to make cotton yarn production rose, so, weaving factory buy cotton yarn prices.
“珍妮机”的发明使棉纱产量上升，于是，织布厂收购棉纱价格下跌。
An electronic protector was introduced for decreasing slack and dense defects on loom type 1511 by the Shanghai Cotton Spinning and Weaving Mill No. 21 and the New China Machine Factory.
本文介绍了上海第二十一棉纺织厂与新中华机器厂联合研制的1511型自动换梭织机电子护经装置。
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