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- Comparison studies of the initial velocity, bore pressure and the leavings after shooting of double-base ball propellant with that of D25 propellant were made by firing tests. 分析比较了双基球形药与1325发射药在初速、膛压以及射击后残渣情况结果说明,双基球形药比D25发射药具有更好的弹道性能、射击功能和安全可靠性。
- To propel(a ball)by means of a punt. 踢用踢的方式来驱策(球)
- 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。
- To propel(a ball) by means of a punt. 踢用踢的方式来驱策(球)
- In cricket, the ball is delivered overarm. 打板球时,要举臂过肩掷球。
- Children love to ball snow up in their hands. 小孩子们喜欢将雪在手里做成球儿。
- 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。
- 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。
- 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。
- The ball is filled with gaseous mixture. 那个球充满了气体混合物。
- I cut up the meat for cooking meat ball. 我把肉剁碎后做肉丸子。
- He fumbled the ball and then dropped it. 他笨手笨脚的漏接了球。
- He hit the tennis ball over the net. 他把网球打过了网。
- He kicked the ball to the stand. 他把球踢到看台上了。
- The ball glanced off the goal post into the net. 球撞到球门柱上斜飞入网。
- The golfer took a swing at the ball. 打高尔夫球的人挥棒击了一下球。