copper的例句（copper在句子中的用法）

• The research results of recovering copper by electrowinning from concentrated cyanide solution were described. 叙述了从富集氰化废液中电解回收铜的试验研究结果.
• Iron - nickel - phosphorus - boron quaternary alloy electroless plating on copper panel was described. 在铜基上化学镀铁 - 镍 - 磷 - 硼四元合金.
• Metals suitable for electroless metal plating on fabrics are copper and nickel. 适于织物化学镀的金属是铜和锋,孰优?
• The high quality No.1 negative pole copper is produced by leaching - extraction - electrodeposition method. 采用浸出 - 萃取 - 电积工艺,可生产高质量的1号阴极铜.
• Cobalt - tungsten electrodeposit as copper barrier was presented in the paper. 本文提出以电镀钴钨二元合金镀层作为防铜渗层.
• Nickel factory and copper electroanalysis the factory predicts 1995 end reachs capacity. 镍厂和铜电解厂预计在1995年末达到能力.
• Note Inner Tube material is copper , radiates quickly and durably. 备注:进气管为钢管设计,耐用 、 散热快.
• Uses this product goldfoil , copper foil can not discolorment. 使用本产品金箔 、 铜箔不会变色.
• Gongpoquan porphyry - type copper deposit is existed in secondary dacite - porphyry and granite - porphyry bodies. 公婆泉斑岩铜矿产于次英安斑岩和花岗斑岩体中.
• Cuprous oxide and zinc oxide can be recovered from waste copper catalyst by a wet process. 研究了以湿法回收利用废铜催化剂中的铜、锌制取氧化亚铜和氧化锌的原理以及最佳工艺条件.
• Whorl copper coil occupies the half above of cupreous coil inside. 内螺纹铜盘管占铜盘管的一半以上.
• This article reports a method of preparation of metal - copper - powder with cuprammonia by directly chemical method. 本文报导了一种用化学方法直接从铜氨溶液中制取金属铜粉的方法.
• Copper is a good medium for the conduction of heat and electricity. 铜是热和电的良导体.
• The silver coinage was repeatedly debased with copper vellon. 银币一再用铜币维隆来替代,实行贬值.
• a coil of copper wire 一卷铜丝
• Iron, nickel, copper, silver, gold, iridium , or ruthenium may be included as cocatalyst metals. 铁 、 镍 、 铜, 银 、 金, 铱或钌,可用作复合催化剂金属.
• GLUCOSE - FRUCTOSE SYRUP , WATER, SUGAR , ACETIC ACID , SALT , GELLING AGENT : PECTIN, DRIED MINT , COLOURS: COPPER CHLOROPHYLLIN, TUMERIC, CITRIC ACID, SPEARMINT OIL. 成分: 葡萄果糖浆、水、食糖 、 醋酸、食盐 、 胶凝剂 、 叶绿酸 、 柠檬酸、薄荷油等.
• The overall yield of sodium copper chlorophyllin is 41.3 %. 全过程叶绿素铜钠盐的收率可达41.3%.
• The technology of preparing sodium - copper chlorophyllin from carrot leaves was studied. 由胡萝卜樱叶提取叶绿素并经皂化、铜代及成盐反应制备叶绿素铜钠.
• As new mines come on stream, Chile's share of world copper output will increase sharply. 新矿投产后，智利在世界铜产量中所占的份额将大幅增加。