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- The arc was used just to make the piece of revolved surface. The center of the surface is at the ball center. 这圆弧刚好可以用来制作一片旋转曲面,曲面的中心点在足球的中心的。
- Roll restoring moment and equivalent friction radius are introduced in vehicle dynamics model,and mechanics model of center plate is simplified. 在车辆动力学模型中引入侧滚回复力矩和等效摩擦半径,并对心盘进行力学简化。
- Research on Spherical Leaf Type Center Plate Pad 球状分瓣式心盘衬垫研制
- screw bolt used on bottom center plate 下心盘螺栓
- The ball went over the pitcher's head and into center field for a single. 球越过投手头顶，飞向中外场造成一垒打。
- He singled and went to second on a passed ball. 他击出一垒打，再因对方漏接而跑上二垒。
- In cricket, the ball is delivered overarm. 打板球时，要举臂过肩掷球。
- Causes of center plate failure and improvement suggestions 货车心盘损坏的原因与改进建议
- Children love to ball snow up in their hands. 小孩子们喜欢将雪在手里做成球儿。
- An automatic build-up welding device for center plate 心盘自动堆焊装置
- He lay back and hit the ball for four. 他向后弯身击中球，得了4分。
- She came out of her room equipped for the ball. 她盛装从房里出来预备到跳舞会去。
- The loss of the ball game stir up much feeling. 球赛输了引起了极大的愤慨。
- It is put forward to apply such schemes as the No.13 coupler with big swing angle,ST draft gears, and dry type lubricant for center plates and wheel flange.The result of operation is good. 提出采用13号大摆角车钩、ST型缓冲器,心盘、轮缘润滑采用干式润滑剂等方案,运用效果良好。
- The pitcher tends to pitch the ball too high. 这个投球手常把球掷得过高。
- Smith tied into the ball for a home run. 史密斯猛击球取得本垒打。
- Solution of the Problem of Lower Center Plate Bolt Breaking 解决下心盘螺栓折断问题
- He swiped at the ball and missed it. 他向球猛击，但未打中。
- The ball hit the wall and bounced off it. 球打在墙上又反弹回来。
- He moved the table over to the center of the room. 他把桌子移到房间中心。
