The optimization of cleaning procedures and equipment will improve the performance and efficiency of various membrane filter devices (e. g. MF, UF, NF, RO or Plating dialysis).
这为食品饮料领域的各种滤膜装置（MF，UF，NF，RO，电镀透析）提高了效果和程序效率。
The effect of bismuth sulfate content in plating bath and current density on current efficiency, bismuth content and morphology of obtained tin-bismuth alloy was studied.
研究了镀液中硫酸铋含量和电流密度对镀层铋含量、电流效率及镀层表面形貌的影响。
The deposits obtained by the process has satisfactory appearance, corrosion resistance and hardness, and the plating bath has advantages of high covering power and current efficiency.
该工艺得到的镀层外观漂亮，防腐性和硬度较好，镀液覆盖能力强，电流效率高。
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