beam web的用法和樣例：
例句
- Often lack of fusion adjacent to the girder web in the transverse groove welds led to the cracking.
在靠近主梁腹板的橫向坡口焊縫處常常出現未熔透而導致裂紋。 - 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(dòng)，因而在主梁腹板上并不會(huì )引起很大的相對扭轉。
