英语词汇“etch cracks”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	etch cracks
释义	etch cracks etch cracks [′ech ‚kraks] (metallurgy) Shallow cracks in the surface of hardened steel that result from reaction with an acid, causing hydrogen cracking.
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