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62.传送带能量分析 ​

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课件 ​

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TIP

注意,只有在水平传送带上才有 Wfm=12mv2

在倾斜传送带上是 Wfm−WG=12mv2

例题 1 ​

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例题 2 ​

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课件 ​

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例题 1 ​

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课件 ​

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例题 1 ​

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例题 2 ​

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