英语词汇copper stain test怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	copper stain test
释义	copper stain test 简明释义铜片试验网络释义 1 ?铜片试验 ... cold pressor test 释义：冷加压试验 copper stain test 释义：铜片试验 color fading test 释义：褪色试验 ... 短语 1 copper stain test copper-strip test 铜片试验双语例句 1 These desulfurizing agents proved to be excellent: reducing the total sulfur of LPG significantly and making the grade of copper stain test go down from 3 to 1. 结果表明，该脱硫剂脱硫效果很好，使液化气的铜片腐蚀从3级降至1级，总硫明显下降。
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