关于hygienic的文学精选
精彩的hygienic专题,是hygienic相关知识的精华点,学习中疑虑的hygienic方面内容,从hygienic专题开始,不再是难题,为网友们免费分享hygienic知识大全,hygienic知识精选,hygienic优质内容,没错,这里会有你需要hygienic知识内容的。
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hygienic standard造句
1、Benzeneconcentrationsinworkplacewere2~25timesoverhygienicstandard.2、ObjectiveTostudyandworkouthygienicstandardofpetroleumasphaltfumeintheairofworkplace.3、Theresultsindicatedthatnitratepollutionof...
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hygienic造句
Transporttoolshallbecleanandhygienic.Foodserviceareasshouldbekeptcleanandhygienic.Whichisa"greenhotel"andanadvancedhygienicunit.ObjectivetosurveythehygienicstatusofcookedmeatproductsforsaleinZhongsh...