一般的调合厂火调和车间,主要的调和设备有()。
参考答案:调合罐、添加剂罐、机泵、搅拌机、输送管道、加热溶解室
改错。
( ) 1. If I find a million dollars, I would keep it.
A B C
( ) 2. If I had much money, I will travel to the moon.
( ) 3. I wish he will lend me his car.
( ) 4. I wish I hadn't to work today.
( ) 5. Please excuse Mary of being absent from the meeting.
为了能够反映辐射对生物体的损害程度,用下列什么来描述辐射所产生的“损害效应”的大小,比较科学合理
A.照射量B.照射量率C.吸收剂量D.吸收剂量率E.有效剂量