肺炎喘嗽痰热闭肺证的首选方剂是()
A.麻杏石甘汤
B.麻杏石甘汤合葶苈大枣泻肺汤
C.华盖散
D.黄连解毒汤
E.银翘散合麻杏石甘汤
参考答案:B
The population of China is _____ than that in Australia. [ ]
A. far more
B. much larger
C. much smaller
D. far less
熔断器作用于熔断件的力应不大于()。
A.40N
B.50N
C.60N
D.70N