roll ball 滚珠
- Keywords Blasting Cu-Mo separtion Double roll crush Ball mili Pyro-retining Copper;
爆破;铜钼分离;对辊磨矿;球磨机;火法精铜; - With a roll ball rocking arm and balance tray. It is a smart design and convenient to be installed quickly.
备有流滚珠式驻持摇臂及平衡托架,设计巧妙,安装简便,快捷。 - The object of the game is to roll the ball through an obstacle course before time runs out by tilting the floor.
游戏的目标是在时间用完这前通过打开来让球滚过障碍街道。
您正在访问的是
中国词汇量第二的英语词典
更多精彩,登录后发现......