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1ms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1ms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1ms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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崇左市八大住宅区的建设正如火如荼地进行．如图甲是建�工地上的塔式起重机示意图它是通过电动机带动如图乙所示�轮组起吊物料的．如果这个�轮组把6 sketch template

如图所示是一种起重机的简图用它把质量为4×103kg底面积为1m2的货物G匀速提起问 1当货物静止于水平地面时它对地面的压强是 sketch template

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如图所示是在连�港港口作业的一种起重机的简图用它把质量为4×103 Kg底面积为1 M2的货物G匀速提起．求 1当货物静止于水平地面 sketch template

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