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- Welding of deoxidised copper rectifying column 脱氧铜精馏塔焊接
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- Copper and gold are both metals. 铜和金都是金属。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- A copper coin formerly used in India and Pakistan. 安那旧时在印度和巴基斯坦使用的铜币
- A two-terminal semiconductor device used chiefly as a rectifier. 半导体二极管主要作为整流器使用的一个有两端的半导体设备
- Ornamental copper pans hung on the wall. 墙上挂着装饰性的铜盘。
- This mountain road leads to the copper mine. 这条山路通向那个铜矿。
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- We fuse copper and tin to make bronze. 我们把铜和锡熔制成青铜。
- They will mine copper there in the valley. 他们将在那边的山谷开采铜矿。
- Brass is formed by the fusion of copper and zinc. 黄铜是由铜和锌熔合制成的。
- Copper conducts electricity better than iron does. 铜的导电性比铁强。
- A diode used in this manner is called a rectifier. 按这种方式使用的二极管叫做整流管。
- copper rectifier 氧化铜整流器
- Rectifier Select: Tube - Class A or AB,? 整流三项选择:电子管
- High Frequency Switch-mode Rectifier for. 通信用高频开关整流器。
- A large cooking pot made of copper or often of iron. 金属锅用铜或铁铸成的大煮锅。
