propeller emergence
常見(jiàn)例句
- Ship propeller emergence of the ship propulsion technology a major step forward, but also on the boat force a major reform, it is actually the original form of the ship.
槳輪船的出現(xiàn)，是船舶推進(jìn)技術(shù)的一個(gè)重大進(jìn)步，也是對(duì)船行動(dòng)力的一次重大改革，它其實(shí)就是原始形態(tài)的輪船。 返回 propeller emergence