正常工作环境下全量程检测仪检测传感器工作寿命()年以上。A、半 B、一 C、二 D、

题型:单项选择题

问题:

正常工作环境下全量程检测仪检测传感器工作寿命()年以上。

A、半

B、一

C、二

D、三

考点:燃气具安装维修工考试燃气具安装维修工考试题库
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