在LY12铝合金表面制备了防护性溶胶凝胶膜层，并研究了乙酸钴的掺杂对膜层耐蚀性能的影响。
The aim of this study is to investigate the effect of cobaltous acetate doping on the corrosion resistance of sol-gel coatings on aluminium alloy LY12.
以硫氢酸铵络合钴离子，随后用乙酸丁酯进行萃取，利用分光光度法测量光亮镀镍溶液中的钴离子。
Spectrophotometric determination of cobalt in bright nickel plating bath was advanced with ammonium thiocyanate as complexing agent and butyl acetate as extracting agent.
以硫氢酸铵络合钴离子，随后用乙酸丁酯进行萃取，利用分光光度法测量光亮镀镍溶液中的钴离子。
Spectrophotometric determination of cobalt in bright nickel plating bath was advanced with ammonium thiocyanate as complexing agent and butyl acetate as extracting agent.
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