Chinese speculum metal

用法例句

It is reviewed that iron is used in industry wastewater treatment and Cu-Zn alloy is used in drinking water treatment,slightly polluted water treatment and pretreatment systems of rev.

本文综述了铁在工业废水中的应用现状以及铜锌合金在饮用水、微污染原水和反渗透、离子交换树脂预处理系统中的应用现状,并探讨了这些技术存在的优缺点和未来的发展方向。

The theory of solid physics was introduced into the analysis about the effects of oxidative condition and alloy composition on the color of Cu-Zn alloy systems.

用分光光度计测定铜锌合金表面对不同波长光波的反射率,根据光谱波长及范围与颜色的关系给出了不同反射区域所对应的铜锌合金表面颜色,结合能带理论分析了加热时间、加热温度及合金成分对合金颜色的影响。

The chemical composition, melting and moulding technics, as well as properties of Cu-Zn alloys for water treatment of boiler were studied in this work.

本工作研究锅炉水处理用铜锌合金的化学成分、熔炼方法、成型工艺及性能。

Cyanide-free copper-zinc alloy electroplating process for imitation gold;

无氰铜锌合金仿金电镀工艺

A method for determination of 13 trace elements including Mg, Al, Ti, Cr, Mn, Ni, Cd, In, Sn, Sb, Tl, Pb and Bi in copper-zinc alloy by ICP-MS is described.

研究了应用电感耦合等离子体质谱法 (ICP MS)测定铜锌合金中Mg ,Al,Ti,Cr ,Mn ,Ni,Cd ,In ,Sn ,Sb ,Tl,Pb ,Bi共13种痕量元素的分析方法。

The late-model copper-zinc alloy and mineral functional chinaware material were used to prepare an activated bed for water treatment of boiler .

本工作应用新型铜锌合金和功能矿物陶瓷材料制备锅炉水处理活化床,实现水垢晶体结构的微观调控,抑制锅炉硬垢的形成;建立锅炉水垢晶体生长动力学模型,探索锅炉水处理用活化床的节能与环保性能评价方法。

The experimental results show that the water-based coating is applied to lost foam casting of the carbon steel and copper zinc alloy, and has lower lost, higher practicability and better.

试验表明,该涂料可用于消失模铸造铜锌合金件、碳钢件,而且成本低廉,实用性强,具有良好的推广价值。

An alloy of zinc and copper used as imitation gold.

铜锌合金作为仿金品使用的铜锌合金

Made of pinchbeck.

铜锌合金制的用金色铜所制的

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。

Copper-zinc alloys are called substitutional alloys.

铜锌合金叫做替代式合金。

An alloy of copper, nickel, tungsten, and zinc, formerly used in electric coils.

镍铜锌合金由铜、镍、钨和锌组成的合金，主要用来做电阻线圈

a brass-zinc alloy; used mainly for cold working.

一种铜锌合金，主要用于冷加工。

a copper-zinc alloy (containing about 30% zinc) that is wrought into cartridges or tubing.

一种铜锌合金，用于制枪弹或管形材料。

A yellowish alloy 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％的铜和33％的锌

statuary bronze

含铜、锡、锌的合金

Brass is an alloy of copper and zinc.

黄铜是铜和锌的合金。

albata | German silver | nickel silver

洋银[铜、锌、镍之合金

Tinicosil alloy

提尼科西尔铜锌镍合金

spelter brazing alloy

铜锌基硬钎焊料合金

373 Copper, zinc, lead, aluminium, bronze and brass are nonferrous metals or alloys.

铜、锌、铅、铝、青铜和黄铜都是有色金属或合金。

an alloy of copper and zinc that is used in cheap jewelry to imitate gold.

含铜和锌的合金，用在廉价珠宝中仿金。

Brass is an alloy composed of two metals, zinc and copper.

黄铜是由两种金属锌和铜所组成的合金。

Determination of Cu and Zn Concentration in Cu-Zn Alloy Plating Solution by Selective Chelatometry

选择性螯合滴定法测定镀铜-锌合金溶液中的铜和锌

a silver-white alloy containing copper and zinc and nickel.

一种银白色合金，含铜、锌、镍。