When the breaking amount of wire in the 10 times of the wire rope diameter has surpassed 5%, you should change the wire rope.
当钢丝绳上的10倍直径长度范围内断丝根数大于总数的5%时，必须更换钢丝绳。
It is pointed out that the wire rope enterprises of China have a long way to go compared with those of developed countries in aspect of large diameter wire ropes with important USES.
介绍国外钢丝绳企业现状，指出国内钢绳生产企业大直径重要用途钢丝绳与发达国家相应生产企业的多项差距。
The significance, necessity, process, and main contents of revising National Standard of Steel Wire Rope with Large Diameter were introduced.
介绍《粗直径钢丝绳》国家标准修订的意义和必要性，修订过程和主要的修订内容；
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