阿尔斯通公司因此转而使用久经考验的镍镉电池，而通用电气正在测试钠电池和铁-氯电池。
Alstom has therefore turned to tried-and-trusted nickel-cadmium ones instead, and GE is testing sodium and iron-chloride batteries.
该工艺采用焙烧法将污泥中的金属组分同类分离，并结合黄钠铁矾沉淀法去除杂质铁等工艺对铜、镍、铬进行了回收利用。
Different metals are separated from the electroplating sludge by roasting and copper, nickel and chromium were recovered with suitable methods such as removing iron by sodium jarosite precipitation.
采用硫酸镍、钨酸钠和柠檬酸三钠为基本组分的镀液，通过电镀的方法在紫铜试片上沉积得到了镍钨合金镀层。
Nickeltungsten alloy coating was deposited on copper plate making use of electroplating in the bath composed of nickel sulfate, sodium tungstate, and trisodium citrate.
应用推荐