The pipes could be fabricated by the brass H70 containing P, Sn, Si, Sb and Al.
采用含磷、锡、硅、锑和铝等元素的70黄铜制造散热管。
The effect of cobalt and nickel p-hydroxy benzoates on the adhesion between NRand brass was studied.
研究了对羟基苯甲酸钴和对羟基苯甲酸镍对天然橡胶与黄铜粘合的影响。
The effect of cobalt and nickel p-hydroxy benzoates on the adhesion between NRand brass was studied.
研究了对羟基苯甲酸钴和对羟基苯甲酸镍对天然橡胶与黄铜粘合的影响。
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