您要查找的是不是：
- Aviation copper alloy 航空铜合金
- Copper alloy containing up to 4 % lead by weight. 铜合金里,铅的重量含量不超过4%25
- Development of Copper and Copper Alloy Corrosion. 铜及缓蚀剂的发展。
- An ancient Roman coin of copper or copper alloy. 阿斯古罗马一种铜硬币或铜。
- A coin, usually of small denomination, made of copper or a copper alloy. 铜币用铜或铜的合金制成的硬币，通常为小面值
- A U.S.coin worth five cents, made of a nickel and copper alloy. 镍币美国面值5分的硬币，由铜镍合金制成
- A U.S. coin worth five cents, made of a nickel and copper alloy. 镍币美国面值5分的硬币，由铜镍合金制成
- A bushing or similar lining for a bearing, made from a copper alloy. 铜套或铜衬垫用铜合金制的轴承轴瓦或套筒式衬垫
- Brazing of copper, copper alloys and steel etc. 钎焊铜及铜合金、钢等。
- C194 copper alloy is one of the representative materials of lead frame. C194铜合金是最具代表性的引线框架材料之一。
- Mixing with silver brazing alloy,can braze copper,copper alloy and steel,etc. 配银钎料，可焊接铜、铜合金、钢铁等材料。
- Soldering of copper, copper alloys and galvanized iron plain sheet. 铜及铜合金、镀锌铁皮的钎焊。
- Suitable for the gaseous or liquid media that will not corrode the copper alloy and iron. 适于测量对铜合金、铁无腐蚀作用的气体及液体的压力。
- Brazing of copper, copper alloys, steel and stainless steel etc. 钎焊铜及铜合金、钢及不锈钢等。
- Brazing of copper, copper alloys, silver and molybdenum etc. 钎焊铜及铜合金、银、钼等金属。
- Suitable for the gaseous or liquid media that will not explode、 crystallize、 solidify or corrode the steel and copper alloy. 普通压力表适用于测量无爆炸、不结晶、不凝固、对钢及铜合金不起腐蚀作用的液体、气体的压力。
- The main application products of copper alloy are copper wire for WEDM、copper tube for air conditioner、copper tube for heat sinker. 铜合金应用制品主要有线割放电加工用电极铜线、空调设备用铜管、散热器用铜管。
- Building valves - Copper alloy stopvalves for potable water supply in buildings - Tests and requirements. 建筑物用阀门。建筑物中供应引用水用铜合金截止阀。试验和要求。
- Introduce the assistant material of aluminum alloy, copper alloy, magnesium alloy, precision castings. 介绍铝合金、铜合金、镁合金、精密铸造等用的辅助材料。
- He devoted all his life to China's aviation. 他的一生都奉献给了中国的航空事业。
