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图中所示的四个实例中,目的是为了减小摩擦的是
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图中所示的四个实例中,目的是为了减小摩擦的是
![](https://img.xintiku.com/upload/d1/09/d1099c98bb272e9fd0405521e27fab19.png)
相关试题
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图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/97/14/9714d742c743f18e75f71c97280d256f.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/ce/44/ce44bf1ffa760d51d42738fd4f3e79e9.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/9e/f7/9ef7428bcd53b90d9dda1cd05f587bcd.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/22/99/2299a950b35ca31e1d3390919d64fdb4.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/bd/ce/bdce93efd856885f9a2ffa7fc003744f.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/b8/70/b870621af13397f19d7b5c420280ce38.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/20/c6/20c6606a50731f992a8f252edafd70c7.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/0a/10/0a100f976e10e23cf4907f179a265c8a.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/e6/2f/e62fdfb57a6860193c4e14804af71b53.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/15/bc/15bcc28330c6c55ffbdab8121780e713.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/8a/d0/8ad0f557bccddf783d74091bd8c7cfa4.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/5a/74/5a742cd812b134c5d02529d7657ec4ee.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/98/5a/985af4b701fd0a407ecb9fd70ca51d4f.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/8e/d2/8ed2ce8706724eff1014bec4611fe6f5.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/c3/b3/c3b3d13876305741a93b096b6a523ad3.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/67/fa/67fa2440052d7379d791fe726efd8599.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/73/29/7329131b020059625488b6130ce7f7b8.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/5c/66/5c66af267c39e9c59e664a02c0b6ff3b.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/ee/fa/eefa1f00c559cdf9059a8c3cb491b1e7.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/df/dc/dfdcf9beda0b5b4a0f523c98edd65e6a.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/27/c7/27c7810e7bf2ee30623e552f42fc19ca.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/ab/e6/abe6dd76ec5668623f772231b51b2543.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/68/b7/68b73f97ae3c93fe834e9199a2a2490b.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/23/38/2338653e6f6e5a725bed577df9c8c2bf.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/e0/3b/e03b9a36841511baded2161d625b047a.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/4e/c9/4ec9a15f6c26aefd1ce4a930863dced3.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/c1/a7/c1a741fac6d582ea2fbb404593e569f7.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/71/27/712748fbad062c61aee864a9f3fe5bfc.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/de/65/de653ae1bb3e729c81c8594ed19e0834.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/03/b4/03b4c071dd6923bfdfe7eca0cc016847.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/40/6a/406ac7f144a100590ebfa48ab4912add.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/16/da/16da3c5a0614093a1e686aa8e2e3c4ca.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/21/c9/21c97da04f0572b635ae2e3c4abd9419.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/33/85/3385d9eed232634a6ea7e032c1f444b0.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/21/93/2193ad33d9ab539f7998b4c655e64224.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/8e/3f/8e3ff2c5753ad9b37b77d8acaf5b7aa7.png)
旅游鞋底有凹凸的花纹
-
图中所示的四个实例中,目的是为了减小摩擦的是( )
A.![](https://img.xintiku.com/upload/d7/90/d7907b90ad16fe4cab38e4413717d7dd.png)
浴室脚垫做得凹凸不平
B.![](https://img.xintiku.com/upload/8b/bb/8bbbd36b532586301858c6383e8ff720.png)
轮滑鞋装有滚轮
C.![](https://img.xintiku.com/upload/ee/07/ee077719f676ce8d50b61890bdac9c82.png)
防滑地砖表面做得较粗糙
D.![](https://img.xintiku.com/upload/bf/42/bf4204ca372f3cd04a2162aca1c69514.png)
旅游鞋底有凹凸的花纹