英语词汇class of contamination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	class of contamination
释义	class of contamination 简明释义污染级别网络释义 1 ?污染等级污染等级双语例句 1 Article 19: Measures shall be taken to protect against cross contamination of personnel and materials entering or leaving clean rooms (areas) of different cleanliness class. 第十九条不同空气洁净度等级的洁净室(区)之间的人员及物料出入，应有防止交叉污染的措施。
随便看	misgovernment misgovernments misgovernor misgoverns misgrace misgrade misgraded misgrading misgrind misgrow misgrown misgrowth misgs misguess misguidance misguidance misguide misguided misguidedly misguidedness misguidedness misguide into misguider misguider misguides

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。