标签：info src rem move color pre png bsp image
模拟机械臂起吊物体、以动物体、放下物体
int numChild = groupRope->getNumChildren(); groupRope->removeChildren(0, numChild);
多自由度机械臂模拟4
原文地址：https://www.cnblogs.com/herd/p/11416495.html
