本发明是无氨硫代硫酸盐溶液从矿石中浸出银的工艺。
The invention relates to a technology for leaching silver from ores with ammonia free thiosulfate solution.
研究了中性钠盐碱矿渣水泥在酸性溶液、硫酸盐溶液和海水中的抗化学侵蚀性能。
The resistance to chemical attack of NSAAS cement in acid solution, sulfate solution, sea water was studied.
该文实验研究了不同酸度条件下的焦亚硫酸盐溶液的染色效果，并测量了这些溶液的溶液电位随存放时间的变化。
This paper researches experimentally the colour results of metabisulfite with various acid valve, and measuring the relation between solution electric potential and store time.
强度越高，混凝土的抗冰冻性能越好，但一些强度较高的混凝土试件在硫酸盐溶液中冻融时发生突然的中部断裂而破坏。
The higher strength is, the better anti-freezing performance, but some concrete samples of high strength occurs sudden breaking in sulfate solution for freeze-thawing.
亚硫酸盐溶剂是通过碱性溶液混合吸收硫磺燃烧所产生的几种气体而制得。
The solvent, sulfite liquor, is produced by burning sulfur and mixing the resulting gasses with a basic solution.
AZ 91d镁合金首先在无铬的磷酸盐溶液中磷化，然后在硫酸盐镀液中镀镍磷合金。
AZ91D Magnesium alloy samples were pretreated in zinc phosphating bath, and then were plated NiP deposits from the bath containing nickel sulphate.
AZ 91d镁合金首先在无铬的磷酸盐溶液中磷化，然后在硫酸盐镀液中镀镍磷合金。
AZ91D Magnesium alloy samples were pretreated in zinc phosphating bath, and then were plated NiP deposits from the bath containing nickel sulphate.
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