查询词典 on the ball

The mechanics model of a ball screw was developed considering the factor of lead angle,and the main curvature of the helical surface was deduced using differential geometry method,and the effect of lead angle on the elastic deformation was analyzed.

考虑螺旋升角的因素，建立了滚珠丝杠副的受力模型，应用微分几何理论推导了螺旋面的主曲率，并进一步分析了螺旋升角对滚珠丝杠副弹性变形的影响。

On the number five spread, children will find not only the three main objects (an airplane with five windows, a soccer ball made up of pentagons, and a five-wheeled choo-choo train), but five-pointed sea stars, a nickel, a pea pod with five peas, and more.

在&数字5&那一章节中，小朋友们不但要寻找三个主要的物体（有五个窗户的飞机、用五角形制作的足球、有五个轮子的小蓝火车），还要找到五角的海星、五分的镍币，还有里面有五粒豌豆的豌豆荚，等等。

There isn't any way for a hitter to identify the change-up here until the ball is right on top of him.

直到球到了打者面前之前，打者没有任何办法能够分辨出这是一颗变速球。

What was the beach ball doing on the pitch?

沙滩球在球场上做什么？

The sun was a huge ball of fire low on the horizon.

落在地平线上的太阳像个大火球。

The ball is under the control of C.R. who plays an important role in organizing assault on his own. Beautiful pass.

评论员：C罗控球，在20班的阵容中他一个人承担着组织进攻的任务，漂亮，好球！

Just before half time it was Umea IK again on the offensive. Marta won the duel with Renee de Vries and passed the ball just wide of the left post.

仅仅在半场结束前于默峰 IK 队都还在处于守势，玛塔和 Renee de Vries的对抗，她射出的球贴着左门柱出了底线。

Jean Bertrand, 19, kicks a soccer ball during a physical therapy session with Handicap International on the grounds of the new Doctors Without Borders hospital March 1, 2010 in Sarthe, Haiti.

阿里斯蒂德，19，踢在与国际残疾协会物理治疗的医院无国界萨尔特，海地2010年3月1日，新医生的理由会议一个足球。

The DNA from the ball cap is a match to the semen we found on our Jane Doe.

在无名氏身上发现的精子的 DNA与球帽上发现的相符

The city held a grand fashion show, well-known managers Konya made for the success of its Su Min actress to win tickets, on the other hand, Kang Yasi Celebrity because her husband Yang Min and the ball is sent sex scandal, and make every effort to prevent her from entering.

城中举行盛大时装表演，著名经理人康雅言成功替旗下女星苏敏争取到入场券，另一方面，名媛康雅思却因为敏与自己丈夫杨志球正被传绯闻，而尽力阻止她进场。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。