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- The application of gold coating has been a common practice throughout the history of man. 应用金覆盖层在人类历史中早已是一种司空见惯的事了。
- Pd Ni deposit contg. about 40wt% Ni has higher hardness,lower porosity,higher corrosion resistance,lower contact resistance and acceptable solderability. It can be used as a substitute for gold coating in electronic industrial applications. 结果表明,在一定的工艺条件下,可以根据需要控制镀液中Ni/Pd来获得不同含镍量的钯镍合金镀层,其含镍量40%25左右的钯镍合金镀层具有较高的硬度、较少的孔隙、较好的耐蚀性及较低的接触电阻、合格的可焊性,因此在电子工业中可以代替硬金镀层。
- Interleaved nickel and gold coating 交叉镀层
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- The gold was glinting in the sunlight. 金子在阳光下闪闪发光。
- She had the sapphire set in a gold ring. 她把那枚蓝宝石镶在金戒指上了。
- How can you get rid of this oxide coating? 你们该怎样除去这些氧化皮?
- A reliable car is worth its weight in gold. 靠得住的汽车就是无价之宝。
- She has a gold chain about her neck. 她在脖子的周围挂着一根金项链。
- It possessed rich mineral deposits, including gold. 它拥有丰富的矿藏,包括黄金。
- Gold prices on Western markets jumped. 西方市场上的黄金价格暴涨。
- That country came off the gold standard long ago. 那个国家好久之前就放弃金本位制了。
- This special coating is designed to resist rust. 这一特别的涂层旨在抗锈。
- There was a coating of slime on the unwashed sink. 未刷洗的水槽上有一层污垢。
- The thing of luminescence is not sure all gold. 发光的东西未必都是黄金。
- Jack was decorated with a gold medal. 杰克被授予金质奖章。
- The country's main products are gold and cocoa. 这个国家的主要产品是可可和黄金。
- A coating of metal sheets or plates. 金属板的外覆金属片或金属板的外覆
- The general's uniform was trimmed with gold braid. 将官的制服饰有金色的穗带。
- Buy Plastic Gold Coated Ring For Swimwear 保加利亚求购塑料制品