| 释义 |
anti-tarnish
释义
防表面变暗
例句
1·The invention discloses an anti -tarnish paper finishing agent which is composed by mixing sodium benzoate, triethanolamine, urea, ethanol and water.
本发明公开了一种防锈纸处理剂，由苯甲酸钠、三乙醇胺、尿素、乙醇、水混合组成。
2·A new anti -tarnish agent has been screened out, based on phytic acid, sodium benzoate, sodium molybdate and EDTA by means of orthogonal analysis and conditional experiments.
采用正交试验和条件试验，筛选出了一种以植酸、 苯甲酸钠、 钼酸钠和EDTA为基本组成的镍磷合金抗蚀防变色剂。
3·With bright nickel strike plating before pulse non-cyanide silver plating, brighter and finer silver coatings with stronger anti -tarnish property and corrosion resistance can be obtained.
光亮镍打底后再脉冲无氰镀银，可获得更加光亮、结晶细致的镀银层，且抗变色性能及耐蚀性均增强。
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