... catering and service trades 饮食服务人员 Catering food service 餐饮服务 Catering Banquet Service 餐饮宴会服务 ...
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Objective To made follow-up observations on HBV infection in persons from catering and service trades.
目的为了解泰安市饮食服务业从业人员乙型肝炎病毒感染状况。
The companies have established their own small factories, stores covering catering, service, repair, construction and other trades that make only small profits.
这些公司建立了自己的附属工厂和附属商店。经营范围涉及餐饮、服务、修理、建筑和其他一些微利行业。
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