
【国外标准】 Specification for unified machine screws and machine screw nuts
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适用范围:
暂无
标准号:
BS 1981:1991
标准名称:
Specification for unified machine screws and machine screw nuts
英文名称:
Specification for unified machine screws and machine screw nuts标准状态:
现行-
发布日期:
1991-08-30 -
实施日期:
出版语种:
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