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来源:雅诚德英语网
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。