free silver

[fri: ˈsilvə]
  • free silver
  • n.

    <美>银币的自由铸造;

纠错 数据更新时间:2025-11-14 03:13:21
1、

Basic principle and technology of the cyanide free silver brush plating on copper substrates are researched.

探讨了铜基无氰电刷镀银的基本原理和施镀工艺.

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2、

Only two million points for a free silver fondue set!

两百万点就可以免费换得一套银制火锅组!

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3、

The process of cyanide free silver pulse electroplating is investigated in 5, 5-dimethyl hydantoin ( DMH ) bath.

研究了5, 5- 二甲基乙内酰脲 ( DMH ) 无氰脉冲镀银工艺.

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4、

A cyanide-free silver electroplating process with 5,5-dimethyl hydantoin as coordination agent is studied.

研究了5,5-二甲基乙内酰脲为配位剂的无氰镀银工艺。

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5、

Ten typical formulas and some kinds of additives used for cyanide-free silver plating were introduced.

综述了十种典型的无氰镀银工艺配方和无氰镀银所采用的添加剂类型.

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6、

Taurus Zodiac Sign Silver Wire Ring ANY Size Free S & H !

金牛座 星座银网戒指任何尺寸的无标小时!

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7、

In this paper, ion exchange equilibrium isotherms for natural mordenite ( Jinyun Xian, Zhejiang province) and synthetic mordenite in ammonium-potassium and ammonium-silver systems along with the calculated thermodynamic equilibrium constant and Gibb's free energy change ⊿ G ° are presented.

测定了NH4~+-K~+、NH4~+-Ag~+两个体系在浙江省缙云县岱石口的天然丝光沸石和合成丝光沸石上的离子交换平衡等温线,并计算出其热力学平衡常数Ka和标准自由能变化△G~0。

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8、

A cyanide free silver electroplating process with 5, 5-dimethyl hydantoin as coordination agent is studied.

研究了5, 5- 二甲基乙内酰脲为配位剂的无氰镀银工艺.

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9、

A method is proposed to determine free native silver and free silver sulphide in lead-zinc concentrate.

拟定了分离测定铅锌精矿中游离硫化银和游离自然银的方法.

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10、

The skeleton of a silver fox consists of skull, and bones of trunk and free members.

银黑狐的骨胳由头骨、躯干骨和四肢骨组成.

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11、

Shenzhen State-owned Duty-free Gold& Gems Co., Ltd. is mainly involved in the sales of gems, jade ornaments, platinum products, timepieces, glasses, crafts, gold and silver pearls.

国有免税黄金珠宝有限公司主要经营珠宝、石首饰、金制品、表、镜、艺美术品、银饰品零售等。

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12、

Development process and status guo of cyanide free silver plating technology were introduced.

介绍了无氰镀银的发展过程和技术现状.

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