短語詞組短語pneumatic ash conveying plant 氣力輸灰裝置pneumatic ash conveying system 氣力輸灰系統(tǒng)pneumatic c conveying 氣力輸送pneumatic ash conveying 粉煤灰氣力輸送mechanical pneumatic combination conveying 機(jī)械pneumatic c conveying system 氣動輸送設(shè)備pneumatic pipe conveying 風(fēng)管輸棉pneumatic c conveying of concrete 混凝土氣力輸送pneumatic conveying system 氣力輸送法;氣動輸送設(shè)備;氣力輸送系統(tǒng);風(fēng)動輸送系統(tǒng) 返回 pneumatic conveying