Test method for specific gravity of halogenated organic solvents and their admixtures 测定卤化有机溶剂或其搀合物有效重力试验方法
2.
Standard test method for conducting drop - weight test to determine nil - ductility transition temperature of ferritic steels 进行下落重力试验以测定铁素体钢尼尔延展性过渡温度的标准试验方法