常見例句雙語例句The welding on the girder web first before installation, transportation lashing hook.安裝前先將焊在主梁腹板上，運輸時捆綁用的吊鉤。Main diseases and reinforcement method of current box girder web plate are discussed, after years of service.主要闡述了目前預(yù)應(yīng)力混凝土連續(xù)箱梁在多年的運營中，箱梁腹板的主要病害及其加固方法。At the top flange there would be enough slack so that no relative twist of any significant magnitude would be introduced into the girder web.在上翼緣處有足夠的松動，因而在主梁腹板上并不會引起很大的相對扭轉(zhuǎn)。 返回 girder web