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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The use of this monitor system in the Beijing Cotton spinning and Weaving Mill No. 3, has raised the efficiency of OE spinning by 4%.

北京第三棉纺织厂研制成此系统后，使气流纺纱机的生产效率提高了4%左右。

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The use of this monitor system in the Beijing Cotton spinning and Weaving Mill No. 3, has raised the efficiency of OE spinning by 4%.

北京第三棉纺织厂研制成此系统后，使气流纺纱机的生产效率提高了4%左右。

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