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.
盐湖盐类沉积有碳酸盐类、硫酸盐类和氯化物型盐类、主要盐类矿物为芒硝、钾芒硝、天然碱、泡碱、碳钾钠矾、石盐等。
Saline deposits of salt lake consist of more than 10 salt minerals, but the glauber salt, glaserite, pgrotechnite, hanksite, natron, trona and halite are mainly salt minerals.
区内含蓝闪石岩的原岩包括优地槽内发育的各类富钠火山岩、含富钠火山质的沉积岩。
The primary rocks include the various sodium-rich volcanic rocks and the sedimentary rocks with sodium-rich volcanic materials which are well developed in the North Qilian eugeosyncline area.
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