中度甲状腺功能亢进的基础代谢率为()
A.+10%~+20%
B.+20%~+30%
C.+10%~+30%
D.+30%~+60%
E.>+60%
参考答案:D
How ___________ your sister going to get there? [ ]
A. are
B. be
C. is
离心式压缩机停电后,应迅速检查润滑油高位罐和封油高位罐的出油情况,保证()
A.停止供油
B.回油畅通
C.回油不畅
D.油品质量