图9 34甲所示是起重机起吊2t货物时的示意图，�轮组钢绳的绕法如图9 34乙所示当货物以1ms的速度上升2m后再水平移动3m，已知�轮组 Sketch Coloring Page

图9 34甲所示是起重机起吊2t货物时的示意图，�轮组钢绳的绕法如图9 34乙所示当货物以1ms的速度上升2m后再水平移动3m，已知�轮组 Template

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tomski图9 34甲所示是起重机起吊2t货物时的示意图，�轮组钢绳的绕法如图9 34乙所示当货物以1ms的速度上升2m后再水平移动3m，已知�轮组 coloring

图9 34甲所示是起重机起吊2t货物时的示意图，�轮组钢绳的绕法如图9 34乙所示当货物以1m/s的速度上升2m后再水平移动3m，已知�轮组 sketch template

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百度教育 sketch template

用四个�轮和两根相同的绳子组成如图所示的甲、乙两个�轮组用它们匀速提起货物在绳自由端施加竖直的拉力分别为F甲和F乙物重分别为G甲和G乙 sketch template

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