被称为“封藏之本”的是（）。
A.肝
B.心
C.脾
D.肺
E.肾
参考答案：E
--How was your May Day holiday?
--Just so so , we drove to Hangzhou and tried to find a place for parking , but they were all _______.
A．given away
B．put up
C．kept away
D．taken up
老区急冷水循环泵的出口压力设计值是多少？压力低报警值是多少？压力低备用泵自启动值是多少？
