运行全身气血,联络脏腑形体官窍,沟通上下内外的是
A.心气
B.精气
C.经络
D.神
E.气
参考答案:C
I like seeing kids happy and, if they_,it makes my job a lot easier.
A.do
B.are
C.will
D.have
变压器空载试验电源的容量一般是怎样考虑的?