短語詞組短語Pneumatic conveying plant 氣流輸送系統(tǒng)pneumatic grain plant 吸糧機Haibo Pneumatic Component Plant 奉化市海博氣動元件廠pneumatic tools plant 風(fēng)動工具廠pneumatic discharging plant 氣流卸料裝置pneumatic tool plant 氣動工具廠pneumatic ash conveying plant 氣力輸灰裝置 返回 pneumatic plant