称为"冲任之本"的脏器是:()
A.心
B.肝
C.脾
D.肺
E.肾
参考答案:E
The children, _____ had played the whole day long, were worn out.
A.all of what
B.all of them
C.all of whom
D.all of which
把燃气轮机联合循环看成简单布雷登理想循环过程。压气机为(),燃烧室内为()过程,透平为(),排气系统为()过程。