淡水淹溺的病理变化()
A.引起低血钾
B.引起血红蛋白尿
C.阻碍气体交换
D.高血钾
E.低钠、低氯血症
参考答案:B, C, D, E
Food, _____, shelter and transportation are the four basic necessities of life. [ ]
A. clothes
B. clothing
C. cloth
D. dress
电路中由于电压、电流突变引起铁磁谐振时,电压互感器的高压侧熔断器不应熔断。