短語詞組短語movable scraper platform 移動式清管器臺架movable lift platform 移動式升降臺movable car platform 活動轎廂底盤water cushion movable launch platform 水墊式活動發(fā)射臺movable and rotatable platform 移動搖擺平臺car floating movable platform 轎廂活動地板supported movable platform 底部可支撐的可移式平臺bottom -su orted movable platform 底部可支撐的可移式平臺 返回 movable platform