英语词汇“class 3B laser product”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典-复社网

单词	class 3B laser product
释义	class 3B laser product 三 B 类激光产品[ 对于任一发射持续时间和波长来说，允许人体接近超过一类与二类可接受]
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