bottom flange

基本解释

Stress concentration in the top and bottom flange at anchorage zones was observed.
箱梁顶底板在锚固区有应力集中现象；
The gear reducer is aligned based on 4 mark lines on sides of bottom flange and bedplate marks.
减速机以底面法兰侧面的四条刻线对准台板划线进行找正。
Aimed at the severe damage of the gasifier taper-bottom flange in Zhenhai fertilizer plant, a repair method is presented in this article. It is proved by the application that the method is practical.
针对镇海炼化公司化肥厂渣油气化炉锥底法兰严重烧损的现状，提出锥底法兰的更换方案，实践证明有效地满足使用要求。