字典網>> 英漢字典>> P開頭詞條>>pneumatic tube conveyer的意思 漢英字典pneumatic tube conveyer中文翻譯：【機】 風管輸送機英文字典 字典網相關詞條：pneumatic regulating valve pneumatic sign pneumatic knock-out pneumatic bone pneumatic impingement nozzle pneumatic refractory gun pneumatic machinery pneumatic tool pneumatic ramming pneumatic conveying dryer