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- copper jointing sleeve 铜连接套筒
- Joint sleeve: Quilted bubinga, from the same piece as the forearm. 镶嵌:前臂中有四个配以黑檀木镶边的箭头。后臂中有四个落地窗口.
- Hand distance control for main case, double H shift mode. Automatically shift by compressed air for auxiliary case. The differential locks by the compressed air in cylinder pushing joint sleeve. 主变速器为手动换档远程操纵，双H式换档方式，副变速器由压缩空气自动换档。差速锁的锁止是通过气缸压缩空气推动接合套实现。
- 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。
- The delays put the whole schedule out of joint. 一再的拖延打乱了全部安排。
- 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
- 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。
- cable pothead jointing sleeve 电缆终端套管
- We fuse copper and tin to make bronze. 我们把铜和锡熔制成青铜。
- She fell and put her knee out of joint. 她摔得膝关节脱臼了。
- 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。
- The doctor put his bone into the joint again. 医生使他的骨头复位。
- Copper conducts electricity better than iron does. 铜的导电性比铁强。
