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box beams的英文翻譯是什麼意思,詞典釋義與在線翻譯:
英英釋義
名詞 box beam:
-
a beam built up from boards; has a hollow rectangular cross section
box beams的用法和樣例:
例句
- The successful alternative was the cast-in-place segmental prestressed concrete box girder.
最後採用的方案是分段現澆的預應力混凝土箱形梁。 - It is provided with a telescopic bracket.The box beam at the external side of the telescopic part of the bracket is inserted into the square hole in the main beam.
其中,拖架具有可伸縮功能,是通過可伸縮部分外側的箱形梁插入貨台主梁的方孔中,選擇箱形樑上孔的位置來實現的。