库区必需设立什么警示标志?
参考答案:
库区必需设立防辐射、电离标志。
Since the early nineties, the trend in most businesses has been toward on-demand, always-available products and services that suit the customer's ______ rather than the company's.
A.benefit
B.availability
C.suitability
D.convenience
以下各因素发生变化可降低食物的生糖指数的是()。
A.延长谷类食物的烹制时间
B.用果糖替代葡萄糖
C.增加淀粉类食物的糊化程度
D.食物压出水分,晒干、膨化
E.将大颗粒淀粉变成小颗粒淀粉后食用