如图所示,运动�将铅球奋力掷出,铅球出手后在水平方�前进10m时,在竖直方�上升了4m到达最高点。你认为应该建立怎样的坐标系能方便地描述铅球在 Template




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tomski如图所示,运动�将铅球奋力掷出,铅球出手后在水平方�前进10m时,在竖直方�上升了4m到达最高点。你认为应该建立怎样的坐标系能方便地描述铅球在 coloring