half hard meaning in English
半硬
中硬
Examples
- : copper - beryllium alloy strip , foil and parts solution treated , cold rolled : half hard and precipitation treated
铜铍合金带材箔及零件 - B . for hard and half hard drawn tubes the ratio of outer diameter to wall thickness is no more than 25
硬态和半硬态拉制管外径与壁厚之比不小于25者。