三氧化铬与吡啶反应制备吡啶重铬酸盐。
三价铬电镀分为氯化物体系和硫酸盐体系。
Trivalent chromium plating can be divided into chloride and sulfate systems.
选用BH- 88硫酸盐三价铬镀铬工艺。
BH-88 trivalent chromium sulfate plating process was chosen.
报道不经任何染料敏化处理的重铬酸盐-三醋酸纤维素酯(DCCTA)全息记录材料的红敏性。
The red sensitivity of dichromated cellulose triacetate (DCCTA) holographic re-cording material without any dye sensitization is reported.
甲酸-羧酸a体系是一种低浓度的硫酸盐三价铬电镀工艺。
Formate-A acid system was a sulfate trivalent chromium plating process with low concentration.
本文新近研究了一种以甲酸盐-羧酸盐作为络合剂的三价铬电镀新工艺，并对该溶液和镀层进行了性能测试。
In this paper, three types of bath for trivalent chromium plating are gained: chloride-glycine bath, chloride-U bath and sulfate-oxalic bath.
铬酸盐转化镀层导致形成钝化膜。只能使用三价铬。
Chromate conversion coating resulting in the formation of a passivating film.
铬酸盐转化镀层导致形成钝化膜。只能使用三价铬。
Chromate conversion coating resulting in the formation of a passivating film.
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