安庆市某学院膳食营养调查报告安庆市卫生防疫站（２４６００１）李秀云１调查方法采用重量法，对该院集体食堂消耗的全部食物分别量。１．１掌握厨房中每餐所用各种食品的生重和经过加工后熟重的重量，由此求出各种熟食物与其生食物原料间的比例。１．２从进餐人员中选取... Anqing City, a college dietary nutrition survey Anqing City Health and Epidemic Prevention Station (246001) Li Xiuyun 1 survey method using the weight method, the hospital collective canteen consumed all the food separately. 1.1 Grasping the weight of the various foods used in the kitchen for each meal and the cooked weight after processing, the ratio of various cooked foods to their raw foodstuffs is determined. 1.2 from the meal staff choose ...