炮制对中药药性的影响主要有()
A. 炮制对四气五味的影响
B. 炮制对升降浮沉的影响
C. 炮制对药物毒性的影响
D. 炮制对制剂的影响
E. 炮制对归经的影响
“痛泻要方”中的白术用焦白术更加符合立方宗旨。
A. 对
B. 错
词汇与结构An aircraft planning to cruise at 40,000 ft (12,000 m) is programmed to rise gradually from take-off to around 8,000 ft (2,400 m) in cabin pressure altitude, and to then reduce gently to ______ the ambient air pressure of the destination.
A. remain
B. match
C. keep
D. stay
词汇与结构Pressurization of aircraft cabins above 3,000 meters (9,800 ft) generally avoids significant hypoxia, altitude sickness, _________ and barotrauma.
A. decompression sickness
B. compression sickness
C. decompression illness
D. compression illness