BS 939-2007 标准详情
- 标准号:BS 939-2007
- 中文标题:工程角尺(包括圆柱直角规和短形角尺).规范
- 英文标题:Engineers’ squares(including cylindrical andblock squares) –Specification
- 标准类别:英国标准
- 发布日期:2007-10-31
This British Standard specifies requirements for engineers’ try squares(excluding adjustable squares), cylindrical squares and block squares ofsolid or open form.Section 1 specifies general requirements applicable to all types ofsquare.Section 2 spec
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