| 单词 | 铜合金 |
| 释义 | 〔beryllium〕A high-melting, lightweight, corrosion-resistant, rigid, steel-gray metallic element used as an aerospace structural material, as a moderator and reflector in nuclear reactors, and in a copper alloy used for springs, electrical contacts, and nonsparking tools. Atomic number 4; atomic weight 9.0122; melting point 1,278°C; boiling point 2,970°C; specific gravity 1.848; valence 2. See table at element 铍：一种高熔点、质轻、抗腐蚀、坚硬的青灰色金属元素，用作宇宙空间结构材料，如核反应器中的减速剂和反射体，铍铜合金用于制造弹簧、电接触器和无电花工具。原子序数4；原子量9.0122；熔点1,278°C；沸点2,970°C；比重1.848；化合价2 参见 element〔brass〕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〔cupronickel〕An alloy of copper that contains 10 to 30 percent nickel.铜镍合金：一种含有10%至30%镍的铜合金〔pyrope〕from Latin pyrōpum [gold-bronze alloy] 源自 拉丁语 pyrōpum [金铜合金] 〔bronze〕Any of various alloys of copper, with or without tin, and antimony, phosphorus, or other components.铜合金：铜与锡、锑、磷或其物质构成的一种合金，含锡，也可不含锡〔copper〕Symbol Cu A ductile, malleable, reddish-brown metallic element that is an excellent conductor of heat and electricity and is widely used for electrical wiring, water piping, and corrosion-resistant parts, either pure or in alloys such as brass and bronze. Atomic number 29; atomic weight 63.54; melting point 1,083°C; boiling point 2,595°C; specific gravity 8.96; valence 1, 2. See table at element 符号 Cu 铜：一种有韧性、可延展的红棕色金属元素，是热和电的极好导体，广泛用于电线、水管及防腐蚀零件中，其形式可以是纯铜也可以是黄铜或青铜合金。原子序数为29；原子量为63.54；熔点1,083°C；沸点2,595°C；比重8.96；原子价为1,2 参见 element〔patina〕A thin greenish layer, usually basic copper sulfate, that forms on copper or copper alloys, such as bronze, as a result of corrosion.铜绿锈：通常如碱性硫酸铜的一层浅绿色薄层，在铜或铜合金（如青铜）上形成，是由腐蚀引起的〔gunmetal〕An alloy of copper with 10 percent tin.炮铜：一种掺有10％的锡的铜合金 |
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