常见例句Using solvent discharging valve gear in the small mill barrel can make no material draffy remain in the barrel consequently reduce the waste. 体积较小的研磨内桶结合泻溶剂阀,使桶内几乎没有残留物料,减少浪费,对于中小订单的客户,更具有经济价值,满足更多客户的需求。 返回 draffy