三角尺
sān jiǎo chǐ
- 名set square;drafting triangle
三角尺-
用一套三角尺和尖铅笔标出所有的线和对位记号、道等。
Using a setsquare and sharp pencil mark through all lines and balance marks , darts etc.
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所述两个弧形尺分别通过插块对应插接在三角尺的两条边的插槽内。
The two arc-shaped rulers are correspondingly inserted into two grooves arranged on the two sides of the triangular ruler respectively through aninserted block .
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腕关节作桡尺偏运动时，舟骨和月骨运动相近，而三角骨的尺桡偏最大。
In wrist radial and ulnar deviation , the motions of scaphoid and lunate are similar , the triquetrum has more motion than the scaphoid and lunate .