裂解气干燥剂再生是利用干燥剂在()的原理。
A.在高温低压下释放水分
B.低温高压下吸附水分
C.高温高压下吸附水分
参考答案:A
According to a new study by a British’s university, learning ________ second language can lead to ________ increase in your brain power.
A.a; the
B.不填; the
C.a; an
D.the; an
肾血流量减少发生于
A.心衰患者B.溃疡病患者C.轻度高血压D.肝瘀血病人E.肝纤维化病人