BTS的温湿度传感器应安装在(),尽量靠近机房上方。
A、机房天花板上
B、机房走线架上
C、机房墙面上
D、机房门口
参考答案:C
It’s nice to see you again. What _____ since we last met?
A.have you done
B.had you done
C.have you been doing
D.did you do
该患者的诊断可能是
A.继发性高血压
B.原发性高血压
C.原发性高血压,肾动脉狭窄
D.继发性高血压,肾动脉狭窄
E.肾动脉狭窄