1·Wheel chromium plating, very durable, life is very long.
滚轮镀铬，非常耐用，寿命极长。
2·Cylindrical guide pillar — chromium plating and anticorrosive treating.
圆柱形导柱，镀铬防锈处理。
3·Chrome plating chromium plating for steel parts for Yin polarity coating.
铬镀层铬镀层对钢铁零件为阴极性镀层。
4·Trivalent chromium plating can be divided into chloride and sulfate systems.
三价铬电镀分为氯化物体系和硫酸盐体系。
5·It is similar to chromium plating, and the outward appearance is very excellent.
其外观效果特优，效果类似镀铬。
6·A rotary rack for chromium plating on surface of cylindrical articles was developed.
研制出一种用于圆桶形工件镀铬的旋转挂具。
7·Hexavalent chromium plating has weaknesses such as toxicity and environmental pollution.
六价铬电镀具有毒性大、环境污染严重等缺点。
8·The specific phenomenon are chromium plating and cathodic reduction on the particularity.
上述特异现象均与镀铬阴极还原的特殊性有关。
9·Formate-A acid system was a sulfate trivalent chromium plating process with low concentration.
甲酸-羧酸a体系是一种低浓度的硫酸盐三价铬电镀工艺。
10·The invention relates to a piston ring and a surface spongy chromium plating technique thereof.
一种活塞环及其表面松孔镀铬工艺。