造成回收塔顶压偏高的原因有()等。
A、回收塔顶冷凝器换热效果差
B、回收塔负荷过高
C、回收塔系统有不凝气窜入
D、回收塔顶冷凝器不凝气排放线不畅
参考答案:A, B, C, D
修路队修一条公路,前5天共修294米,后8天平均每天修51米。修这条路平均每天修多少米?
The physician has ordered Oxtriphyllin (Choledyl SA) 0.2 g. Available tablets of the medicine are 100 mg. How many tablets should be given()
A. 0.5 tablets.
B. 2.0 tablets.
C. 2.5 tablets.
D. 5.0 tablets.