Mastery certain cooking skill, hygiene and safety knowledge, food storage knowledge.

掌握一定的烹饪技术，卫生安全知识和食物储存知识。

youdao

The dishes of Wang's Fast Food are nutrition and hygiene in design, convenient and fast in cooking and every day the freshest vegetables, fish, meat, eggs and fruits are chosen as ingredients.

王氏快餐的菜品设计讲究营养卫生、制作方便快捷，而且每天选购最新鲜的蔬菜、鱼、肉、禽蛋、水果作为加工原料。

youdao

Methods in accordance with national hygiene standards, 255 food, tableware and cooking utensil samples were randomly selected from 21 hotels in Guilin and detected.

方法对桂林市21家宾馆饭店随机抽取255份食品类样品和餐饮具样品，按照国家标准进行卫生学检测分析。

youdao