“铜合金”造句
钎焊铜及
铜合金 、 银、钼等金属.
Brazing of copper, copper alloys, silver and molybdenum etc.
黄铜和青铜是两种广泛使用的
铜合金.
Two widely used alloys of copper are brass and bronze.
研究了ICP -AES 法测定
铜合金中微量硅的最优化条件.
The conditions for determination of Si in Cooper - alloy by ICP - AES were studied.