图示机构中CDFE和EFHG均为平行四边形,则机构的自由度为( )。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/bd5471edf99c4e5384879b10c4950679.png
图示机构中CDFE和EFHG均为平行四边形,则机构的自由度为( )。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201705/bd5471edf99c4e5384879b10c4950679.png
1