对于腰轮流量计,在大流量下其压力损失大于刮板流量计,但一般不超过()。
(A)0.05MPa
(B)0.1MPa
(C)0.3MPa
(D)0.5MPa
参考答案:A
—Could you tell me ______?
—Sorry, I don't know.[ ]
A. when does the train arrive
B. when the train arrives
C. when arrives the train
D. the train when arrives
下列不属于账簿按其帐页格式不同分类的是( )
A.分类账簿
B.三栏式账簿
C.多栏式账簿
D.数量金额式