AS 2054-1977
精密工程中水平仪的使用

Spirit levels for use in precision engineering


 

 

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标准号
AS 2054-1977
发布日期
1977年09月01日
实施日期
废止日期
中国标准分类号
N13
国际标准分类号
17.040.30
发布单位
AU-SA
引用标准
AS 1983 AS B140 AS Z33 BS 1133
适用范围
Specifies requirements for three types of levels, viz. Type 1 which is usually made with a flat unrelieved base of hardened steel, Type 2 which usually has a cast iron body, and Type 3 which is a square block level that may be used for checking both flat




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