A.調(diào)大蒸汽閥門B.調(diào)小蒸汽閥門C.排放浴槽熱油劑D.槽內(nèi)補(bǔ)充冷油劑
A.減少集束桶數(shù)B.開蒸汽旁通閥C.降低車速D.提高牽伸倍數(shù)
A.集束桶數(shù)多B.牽伸倍數(shù)小C.車速快D.進(jìn)汽管漏汽