The invention relates to the composite coating and machining method replacing the chrome-faced piston ring.
2
指出热喷涂技术已经在航空、冶金、包装印刷和造纸等工业领域部分替代了电镀硬铬工艺；
Thermal spray coating has been widely used in aerospace, metallurgy, packaging, printing and paper-making industries instead of traditional plating technique.
3
详细介绍了当今世界上最先进的汽车减振器杆硬铬电镀技术(DYNA - CHROME)。
The advanced DYNA - CHROME electroplating technology for automotive shock absorber rod was introduced in detail.
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