将该气体样品引入任选的硫氧化催化器或臭氧发生器36中，然后通过管线38到达多通阀28b。
This gas sample is directed to an optional sulfur oxidation catalyst or a ozone generator 36 and through line 38 to a multiport valve 28b.
将该气体样品引入任选的硫氧化催化器或臭氧发生器36中，然后通过管线38到达多通阀28b。
This gas sample is directed to an optional sulfur oxidation catalyst or a ozone generator 36 and through line 38 to a multiport valve 28b.
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