蒸发塔液位投自控,蒸发进料流量不变的情况下,()会使液位调节阀不断关小。
A、蒸发进料浓度降低
B、蒸发进料浓度升高
C、蒸发夹带
D、液位显示偏高
参考答案:B, C
根据句意及首字母提示完成单词。
1. Look! The soccer ball is u___________ the chair.
2. Some p___________ are on the wall.
3. Please t___________ these books to the classroom.
9. The video t___________ is on the table.
4. Can you b___________ these books to school?
“血痹虚劳篇”中“脉大为劳”,其机理是()
A.阴虚阳浮
B.阴虚火旺
C.阴竭阳脱
D.饮盛格阳
E.精气内损