电气设备的热备用状态
参考答案：
电气设备的刀闸在合入位置，开关在断开位置，相应保护投入运行。
I am always delighted when I receive an e-mail from you. the party on July 1st, I shall be pleased to attend.
A．On account of
B．In response to
C．In view of
D．With regard to
抢救糖尿病酮症酸中毒应用碳酸氢钠的指征是
A．出现低钾血症B．常规应用C．二氧化碳结合力＜5.9mmoL/L或血pH＜7.1D．出现严重心律失常E．合并严重感染
