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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