词汇	air breaking
释义	air breaking ＝airblasting
随便看	simply supperted beam bridge simply supplied ward simply support simply-support beam simply support box gird simplysupported simply supported simply-supported simply-supported at both ends simply supported at the edges simply supported beam simply-supported beam Simply-supported beam simply supported beams simply supported board bridge simply supported box beam simply supported box beam bridge simply supported box gird simply supported box girder simply-supported box girder simply-supported box girders simply supported bridge simply supported circular plate simply-supported circular plate simply supported continuous