1) balloon former, upper former
汇总三角板
2) three-cornered exchange
三角汇兑
5) Triangular stall board
三角肋板
6) set square
三角形板
1.
in this paper, the reciprocal theorem is applied tO researchon the bending problem of set square with three clamped edges undera concentrated load acting at any of its POints, the accuracy solutionof this problem is given.
应用功的互等定理研究了在一集中载荷作用下三边固定三角形板的弯曲问题，给出了该问题的精确解。
2.
In this paper,the reciprocal theorem is applied to further research on the bending problem of set square with three corner pointsf supported under a concentrated load acting at any of its points.
应用功的互等定理研究了在一集中载荷作用下三个角点被支承的三角形板的弯曲问题，给出了该问题的精确解。
3.
The reciprocal theorem is applied to research on the bending problem of set square with free hypoteuse and a clamped edge under uniform loads, the accurate solution of this problem is given.
应用功的互等定理 ,研究了在均布载荷作用下斜边自由、一边固定的三角形板的弯曲问题 ;给出了该问题的精确
补充资料：三角板
Image:115063305335193.jpg
三角板
一种作图工具.三个角三个边.一般有直角三角板和等角三角板．
三角板
三角板上有45°、90°，30°、60°、90°角尺边。将一块三角板和丁字尺配合，按照自下而上的顺序，可画出一系列的垂直线,如图1-18a所示。将丁字尺与一个三角板配合可以画出30°、45°、60°的直线，画图时按照从左向右的原则绘制斜线。如图1-19所示。用两块三角板与丁字尺配合可以画出15°、75°的斜线。用两块三角板配合，可以画出任意一条图线的平行线。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。