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气体净化器 qìtǐ jìnghuàqì
met. gas cleaner
oil gas purifier
tech. gas washer; gas cleaning device
气体净[纯]化器
el. gas purifier
气体〔煤气〕净化器〔净化装置〕
environ. gas cleaner
气体煤气净化器
met. gas purifier
气 体净化器
: 6 phrases in 2 subjects
Metallurgy2
Technology4