问题
单项选择题
中压容器使用的压力表精度不低于（）级。
A、0.4
B、l
C、1.6
D、2.5
答案
参考答案：C
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中压容器使用的压力表精度不低于（）级。
A、0.4
B、l
C、1.6
D、2.5
参考答案：C
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