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问题 单项选择题

按介质压力分类，低压管道的介质设计压力为( )。

A．0＜P＜1.6MPa
B．0＜P≤1.6MPa
C．1.6MPa≤P＜10MPa
D．1.6MPa＜P≤10MPa

答案

参考答案：B

单项选择题

婴幼儿正常肝脏应在右肋缘下（）

A.不能触及

B.0.5cm易触及

C.1～2cm易触及

D.2cm易触及

E.3cm内易触及
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单项选择题

We''re not bringing in millions of dollars, says a director of development. "But we want to make sure the demand is there before we act to the project."

A．of

B．off

C．on

D．for
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