A.1B.2C.3D.4
A.布絲器主軸承損壞B.布絲換向閥與先導(dǎo)閥不通C.布絲器氣缸損壞D.布絲器料斗子擠絲
A.布絲器停止后水封處有毒有害易燃?xì)怏wB.清理過程中出現(xiàn)灼燙隱患C.容易產(chǎn)生設(shè)備故障絲D.檢修過程未戴口罩