A.刮板轉(zhuǎn)速B.刮泡深度C.刮泡量D.刮板材質(zhì)
A.6~7.5m/sB.7~8.5m/sC.8~9.5m/sD.9~10.5m/s
A.充氣量提高B.氣泡分散度提高C.精煤灰分降低D.煤粒和氣泡碰撞粘著機(jī)會(huì)增加