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问答题

在受限空间净化与通风过程中，以下说法错误的是()。

A.水、蒸汽均可作为净化介质。
B.净化后需进行空气检测，若例行空气检测无法进行，可以多通一段时间的空气，就不进行检测了。
C.吹入受限空间的空气可以从任何区域吸入。
D.压缩空气可以作为一种气体源，只须控制吹入压力即可。
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