电流互感器用直流法测极性接线图是()。
A.
B.
C.
D.
参考答案:B
The author implies that most small children believe that the quantity of water changes when it is transferred to a container of a different ______. a. color b. quality c. weight d. shape
伤后出现疼痛绵绵头昏目眩,少气懒言,脉虚细无力,治疗应用()。
A.行气止痛法
B.疏肝理气法
C.降气平喘法
D.补气法
E.行气活血法