短语词组短語bedding screed 地台砂漿底層wet screed 抹灰刮板extendable screed 可伸長的樣板screed elevation 樣板的陞高screed lift 樣板提陞screed settling 樣板沉降screed crown 樣板頂冠screed burner 勻平器燃燒爐screed coat 找平層 返回 screed