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为了有效地做好卫生监督工作,我们对1218名炊管人员的卫生知识和卫生习惯进行了调查。调查采用问卷式,不记姓名。问卷包括卫生知识和卫生习惯两方面内容,卫
In order to effectively carry out hygiene supervision, we investigated the hygiene knowledge and hygiene habits of 1218 cook-makers. Survey using a questionnaire, do not remember your name. The questionnaire includes both aspects of health knowledge and hygiene practices