调试增压风机前应检查风机润滑油油位和冷却系统正常。
参考答案:对
---- What are you going to do this weekend?
---- I don’t know. I go to Beihai Park.
A.must
B.would
C.should
D.might
治疗营卫不和型自汗的代表方是
A.玉屏风散
B.桂枝汤
C.麻黄汤
D.麻黄附子细辛汤
E.当归六黄汤