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
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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
参考答案：B
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