
【国际标准】 Steel ball valves for general-purpose industrial applications
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适用范围:
暂无
标准号:
ISO 7121:2016 EN
标准名称:
Steel ball valves for general-purpose industrial applications
英文名称:
Steel ball valves for general-purpose industrial applications标准状态:
现行-
发布日期:
2016-04-07 -
实施日期:
出版语种:
EN
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