freely supported
短語詞組
- freely y supported 自由支承的
- freely y supported structure 簡支結構
- freely -supported bridge plate 簡支板
- freely supported beam 簡支梁
- freely supported floor 四邊簡支
- freely supported beam destruction 簡支梁破壞
- continuous freely supported beam 連續(xù)簡支梁 返回 freely supported