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- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- Brass is formed by the fusion of copper and zinc. 黄铜是由铜和锌熔合制成的。
- The fusion of copper and zinc makes the metal brass. 铜和锌的熔化制成黄铜。
- The fusion of copper and zinc make the metal brass. 铜和锌的熔化制成黄铜。
- He knew brass is an alloy of copper and zinc. 史蒂夫在课上学会了很多。
- Copper and zinc are fused to make brass. 铜与锌熔合后形成黄铜。
- copper and zinc isotopes 铜锌同位素
- A yellowish alloy of copper and zinc, sometimes including small amounts of other metals, but usually 67 percent copper and 33 percent zinc. 黄铜一种黄色的铜锌合金,有时含少量其他金属,但通常为67%的铜和33%的锌。
- Any of several copper and zinc or tin alloys resembling gold in appearance and used to ornament furniture, moldings, architectural details, and jewelry. 铜锌锡合金外表看来象金的、由铜、锌或锡组成的合金,用于装饰家具、模具、建筑配件和珠宝。
- The contents of the copper and zinc in pig manure were 765 mg/kg and 2358 mg/kg respectively. 7. 6、猪粪中铜、锌的含量分别为765mg/kg、2358mg/kg。
- The value of alloys was discovered in very ancient times; Brass (copper and zinc) and Bronze (copper and tin) were especially important. 在古代就发现合金的价值,以黄铜(铜锌合金)和青铜(铜锡合金)为尤。
- A yellowishalloy of copper and zinc, sometimes including small amounts of other metals, but usually67 percent copper and33 percent zinc. 黄铜一种黄色的铜锌合金,有时含少量其他金属,但通常为67%25的铜和33%25的锌。
- Primary minerals are coal, copper and zinc, and agricultural products include rice, peanuts, sugar cane, fruits, vegetables and tobacco. 矿产主要有煤、铜和锌,农产品包括米、花生、甘蔗、水果、蔬菜和烟草。
- In the recovery of copper and zinc, etc. from waste hydrochloric acid by zinc powder replacement, zinc chlorinate liquor is obtained. 研究了在废盐酸溶液中用锌粉置换回收铜、铅等金属得到的氯化锌溶液,采用两步调碱和磁场作用制备碱式碳酸锌。
- Lee, D.Y., P.N.Liao, and K.W.Juang . 2001.Fraction and bioavaility of copper and zinc in four Taiwan soils amended with sewage sludges. 庄恺玮、李达源、刘代晴.;2001
- The human body needs iron to capture oxygen, copper and chromium to absorb energy, cobalt to sheathe our nerves and zinc to help our genes. 人体需要铁来捕捉氧,需要铜与铬来吸收能量,需要钴来包覆我们的神经,又仰赖锌协助基因。
- The recovery of copper and zinc in the waste catalyst from the production of methanol by pickling replacement is studied. 研究了采用酸溶置换法回收废甲醇催化剂中铜和锌的工艺,并着重对酸溶、置换、沉锌等环节进行了改进。
- Burnability of raw meal with selected formula was improved by using copper and zinc tailing and tin slag as raw materials. 利用铜锌尾矿和锡渣双掺配料,选用较佳的配方,改善了生料的易烧性;
- Six elements in Lixin pill including calcium,magnesium,iron,manganese,copper and zinc were determined by atomic absorption spectrophotometry. 本文采用原子吸收分光光度法测定利心丸中钙、镁、铁、锰、铜、锌六种元素的含量。
- KDF is a new water treatment medium with multiple functions in wastewater treatment, and is made of copper and zinc by a certain proportion. KDF是一种新型的水处理材料,由铜、锌两种金属按一定的比例组合而成,具有多种水处理功能。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries