astm specifications meaning in English

astm技术规范
美国材料试验学会技术规范

Practice for identification of standard electrical - and lamination - steel grades in astm specifications
Astm规范中对标准电炉钢和层压钢级别的标识惯例
Asme boiler and pressure vessel code section ii material that also meet the requirements of the listed astm specification may also be used
Asme锅炉和压力容器规则节ii材料也符合astm规格说明的要求，因此也可以采用。