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单词 box girder
释义

box girder

noun
A hollow girder square in cross section.This method made it necessary to place vertical steel pins through the top and bottom slabs of the deck box girder....
  • The steel strut is a fabricated plate box girder weighing 800 lb/ft.
  • Currently about 80% complete, the first 2200 feet of guideway is a cast-in-place trapezoidal concrete box girder.
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更新时间:2024/9/22 4:21:18