四妙丸是在二妙散的基础上加()
A.牛膝、白术
B.牛膝、薏米
C.牛膝、茯苓
D.牛膝、车前子
E.牛膝、桂枝
参考答案:B
Each of us has to write a ______ report every three weeks.
A.two-thousand-words
B.two-thousand-word
C.two-thousands-word
D.two-thousands-words
以下()描述的不同类型喷枪涂着的效率是不正确的
A.高速旋杯静电喷涂效率≥90%
C.空气喷涂效率:15~30%
B.空气静电喷涂效率:45~75%
D.空气静电喷涂效率:35~55%