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我厂的煤气初冷器因管壁上结积杂质而影响其冷却作用。
Impurities gathered in the duct wall affected the cooling effect of coal gas primary cooler.
youdao
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我厂的煤气初冷器因管壁上结积杂质而影响其冷却作用。
Impurities gathered in the duct wall affected the cooling effect of coal gas primary cooler.
youdao