Cut tube end square to exact length needed, so that tube will enter valve socket all the way to the shoulder. Ream, burr and file.是什么意思_Cut tube end square to exact length needed, so that tube will enter valve socket all the way to the shoulder. Ream, burr and file.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句