A.代谢性碱中毒
B.代谢性酸中毒
C.呼吸性酸中毒
D.呼吸性碱中毒
E.混合性碱中毒
[单选题]A.15Ω,240V,80VB.60Ω,240V,160VC.15Ω,480V,160VD.60Ω,480V,80V
[单选题]A.0.1VB.0.01VC.0.001V
[单选题]A.0.1VB.0.01VC.0.001V
[单选题]A.1800VAB.600VAC.600W
[单选题]A.1800VAB.600VAC.600W
[单选题]A.1800VAB.600VAC.600W
[单选题]A.肺功能基本正常B.肺功能轻度减退C.肺功能显著减退D.肺功能严重减退E.呼吸衰竭
[单选题]A.1A,50Hz,30°B.1A,100Hz,-30°C.0.707A,100Hz,30°D.0.707A,50Hz,30°
[单选题]A.三相熔断器B.二相熔断器C.已熔断的一相熔断器D.已熔断的一相熔断器和相邻的一相熔断器