检查燃气管道泄漏最简便的方法是( )。

lk2025-02-19  11

题目:检查燃气管道泄漏最简便的方法是( )。

A. 涂抹肥皂水

B. 划火柴

C. 闻气味

答案:评论后可见此内容

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