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如图所示,下列工具在使用中属于费力杠杆的是A.剪刀B.起子C.镊子D.钢丝钳
试题详情
如图所示,下列工具在使用中属于费力杠杆的是( )
A.
![](https://img.xintiku.com/upload/6a/3d/6a3d0d9f007ad18c9c1913a1353ad6a5.png)
剪刀
B.
![](https://img.xintiku.com/upload/e4/7b/e47b68ed8ee25b36c607f0d3b84c3d82.png)
起子
C.
![](https://img.xintiku.com/upload/b5/2b/b52b6f6a506d27c559cddfe1701dfa3c.png)
镊子
D.
![](https://img.xintiku.com/upload/29/b3/29b3ab1951248ee2ee641aed7d058b26.png)
钢丝钳
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