单词set-square
na.: 三角板
三角板；三角尺:
an instrument for drawing straight lines and angles, made from a flat piece of plastic or metal in the shape of a triangle with one angle of 90˚
三角板
The set square is moved up and down when drawing parallel lines, and the set square and the ruler can be independently used.
在画平行线的时候，只需将三角板上下移动即可，还可将三角板和直尺分开单独使用。
With the combination of large-scale underground garage sink set square, square sink with a small semi-layer service commercial facilities.
与大面积地下车库相结合设置了下沉广场，下沉广场的半层设有小型的服务商业设施。
The interlocking compass and set square is the symbol of the Freemasons (Gann himself was a senior Freemason).
前景的圆规和角尺是一个共济会的标志，（江恩是会员）。
Draughtsmen make drawing on a drawing board, using a pencil and a T-square, set square and scale.
绘图员用铅笔、丁字尺、三角板和比例尺在绘图板上绘图。
Jaws and teeth strong with regular scissors bite, set square to the jaw.
腭部和牙齿由于剪状咬合显得强有力，并保持了腭部的方型。
semishape. A set square is triangular in shape.
三角板是三角形的。
universal joint contact glue three-jaw chuck set square triangulation tie
万向接头万能胶三爪夹头三角尺三角锉三点透视
folder mud notebook penknife tape radio type writer set square compass flask
文件夹橡皮泥笔记本折叠小刀磁带收音机打字机三角板圆规烧瓶