中西药联用能降低西药不良反应的药组是()
A.龙骨与洋地黄类药
B.刺五加与化疗药
C.洋金花与强心苷类药
D.复方枇杷糖浆与降压药
E.五味子糖浆与磺胺类药
参考答案:B
操作过电压计算风速为最大设计风速的50%额定电压35kV安全净距A1是()。
A.150mm
B.300mm
C.400mm
D.650mm
The operating cord on an inflatable liferaft also serves as a().
A.lifeline
B.painter
C.drogue
D.marker