短語詞組短語back end plate 后端板back up plate 推靠板;擋片;支撐板boiler back end plate 鍋爐后檔板swirl back -plate 復合旋水片the back guidelight plate 背光源板engine back cover plate 發(fā)動機后蓋板back armor plate 靠背防彈鋼板back -plate 后松;的背板;背板;制動器底板back top plate 后頂板 返回 back plate