Drawing ruler - T-square 绘图仪尺丁字尺
Square the page off with your ruler, then you'll be able to copy the drawing accurately.
先用尺在纸上划出方格，这样你就能把图精确地摹绘下来了。
Square the page off with your ruler , then you'll be able to copy the drawing accurately.
先用尺在纸上划出方格，这样你就能把图精确地摹绘下来了。
Venier caliper, metallic ruler, measuring tape, square, center punch, felt point marker pen.
卡钳，金属的直尺，卷尺，曲尺，中心冲，感觉测点作记号钢笔。
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