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〔美国〕环境卫生员〔简称 sandman〕。
sanitationman
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环境卫生员
sanitationman
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环境卫生
a anation assanation environment sanitation environmental hygiene environmental ...
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环境卫生的
sanitary
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环境卫生局
environmental sanitation bureau
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环境卫生所
institute of environmental health
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环境卫生学
environmental hygiene sanitary science umwelthygiene
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城市环境卫生
city sanitation urban environmental hygiene urban sanitation
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都市环境卫生
urban sanitation
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改善环境卫生
improving environmental sanitation
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工业环境卫生
industrial environment health
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环境卫生工程
environmental health engineering environmental sanitation engineering
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环境卫生规划
sanitation planning
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环境卫生害虫
public health insect
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环境卫生害物
public health pest
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环境卫生监测
environmental health monitoring and surveil lance environmental hygienic monitoring
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环境卫生评论
reviews on environmental health
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环境卫生清理
sanitary clearance
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