A cyanide tin - copper plating process was optimized by means of orthogonal test. The effect of bath components of electrolytic solutions and electrodeposits was investigated.
采用正交试验研究了氰化镀铜锡合金工艺中各因素水平与镀液、镀层性能的关系，优选出一种最佳工艺配方。
The test results show that the resin has advantages of rapid adsorption, little temperature influence and high adsorption capacity and is good for recovering cyanide.
实验结果表明，该树脂具有吸附速度快、受温度影响小、吸附容量大等优点，是一种回收氰化物的优良树脂。
The quality of nickel deposit is an important indicator to test the performance of cyanide-free zincating solution for high-Si aluminum alloy.
镀镍层质量是检验无氰高硅铝合金浸锌液性能的重要手段。
This thesis introduces the test and demonstration of checking method of ethanol, methyl cyanide and dichloride methane which are forbidden.
本文确定了药物合成过程中经常使用的有机溶剂（乙醇、乙腈、二氯甲烷）残留量的检测方法。
This thesis introduces the test and demonstration of checking method of ethanol, methyl cyanide and dichloride methane which are forbidden.
本文确定了药物合成过程中经常使用的有机溶剂（乙醇、乙腈、二氯甲烷）残留量的检测方法。
应用推荐