常見例句雙語例句Now the training effect takes place and the conveyor belt does what it is told to do by the center roll of the troughing idler.現(xiàn)在實質(zhì)性的影響發(fā)生了，皮帶會延著中心托輥設定的路線運行。The only part of the troughing idler that hs any training effect on the conveyor belt is the center roll indicated by the arrow.如圖中箭頭所示：槽形托輥組成中對皮帶運行有實質(zhì)影響的唯一部分就是中心托輥。 返回 belt training idler