基本解釋下水架；下水車；騰空架英漢例句雙語例句What's the difference between building-berth and launching cradle?船臺和下水支架有什么區(qū)別？Building berth is the fixed ground support and launching-cradle is only used before launching.船臺是固定的地面支撐，下水支架僅用于下水時用。www.shipman.org.cnBuilding berth is the fixed ground support and launching-cradle is only used while launching. The latter will be sliding together with the ship into the water.船臺是固定的地面支撐，下水支架僅用于下水時。后者在下水時與船體一起滑入水中。launching cradle更多例句詞組短語短語wedge type launching cradle 斜船架launching cradle detail 下水車launching cradle更多詞組專業(yè)釋義能源科學技術(shù)下水架航空、航天科學技術(shù)發(fā)射架交通運輸工程下水架船舶下水滑架下水車下水船架