protractors
英[prəˈtræktə(r)]
美[prəˈtræktərˌproʊˈtræktər]
双语例句
- 1. I took a clear plastic tube and attached two circle protractors that could be rotated up and down the tube.
- 我找来一只透明的塑料试管，然后将两支可以旋转并上下移动的量角器接到试管上。
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- 2. Lay out plate, sheet steel or other heavy metal and mark bending and cutting lines on work piece using protractors, compasses and drawing instruments or templates.
- 铺设莱板，钢板或其他重金属，用量角器，圆规和绘图工具或模板在工件上标记弯曲和切割线。
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- 3. The double-sided protractor comprises two identical protractors and is structurally characterized in that a rotating shaft is arranged in the center ofthe two overlapped protractors.
- 本实用新型包括两个相同的量角 器，其结构要点是在上下两个叠加量角器的中心上设置有转轴。
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- 4. The double-sided protractor comprises two identical protractors and is structurally characterized in that a rotating shaft is arranged in the center ofthe two overlapped protractors.
- 本实用新型包括两个相同的量角 器，其结构要点是在上下两个叠加量角器的中心上设置有转轴。
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