By using concretes instead of lead-zine alloys as adherend between rolling mortar wall and adjustable ring,a good effect has been achieved.是什么意思_By using concretes instead of lead-zine alloys as adherend between rolling mortar wall and adjustable ring,a good effect has been achieved.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句