PICC禁止使用小于10ml的注射器给予脉冲式正压封管。
参考答案:对
检查控制柜内接线和电缆插头是否松动要求在电梯检修运行状态下()
There are signs that there is a growing tendency for people to turn away from ________ western medicine to alternative methods of treatment.
A.conventional
B.pessimistic
C.bureaucratic
D.theoretical