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Warning: fclose() expects parameter 1 to be resource, bool given in /www/wwwroot/www.wendadaohang.com/inc/function.php on line 2475 如图,机械手要将一个工件从图中A处 移动到B处,但是这个工件不能碰到图中的粗线碍(不包括坐标轴), - 66问答网