短語詞組短語pneumatic conveying drying pipe 氣流輸送乾燥琯water conveying pressure pipe 輸水琯琯件fluid -conveying curved pipe 輸流曲琯ash conveying pipe scale 沖灰琯水垢extensible conveying pipe 伸縮式輸送琯CONVEYING PIPE DIAMETER 輸送琯逕;輸送琯道mortar conveying pipe 輸漿琯water -conveying pipe 輸水琯道horizontal pneumatic conveying pipe 水平琯氣力輸送 返回 conveying pipe