The flow function method was applied to the process of screw rolling balls in the paper.
采用了三维流函数法凸凹形辊棒材轧制过程的解析，得到了与平辊轧制时相同的效果。
It is fit for enveloping cutting method of numerically controlled cutting of groove of the roller for rolling balls.
这种方法适用于数控切削斜轧球轧辊孔型的包络切削方式。
The flow function method was applied to the process of screw rolling balls in the paper. The computing formulas of rolling power and force were given. Finally the computing example was presented.
采用流函数方法，对螺旋孔型斜轧过程进行了分析，得到了轧制过程力能参数的计算公式，并进行了实例计算和比较。
Rolling grains of sand hit each other "like billiard balls, " said Kirby, and briefly fly into the air.
沙砾“像桌球”一样互相撞击翻滚，然后被风吹到空气中。
Hours after the quake struck, TV images showed huge orange balls of flame rolling up into the night sky as fires raged around a petrochemical complex in Sendai.
震后数小时，电视台播放了仙台石油化工厂火灾画面——巨大的橘色火球升上天空，工厂被火焰包围。
They touched the ground with their heels before transferring the weight to the balls of their feet, then rolling towards the big toe before lifting up again.
他们先是用脚后跟触地，然后将体重移到脚前掌，在抬脚前再转到拇趾上。
Surface defects in ceramic bearing balls may significantly affect ball strength and reduce rolling contact fatigue lifetime.
陶瓷轴承球的表面缺陷会严重降低球的强度和滚动接触疲劳寿命。
The feet can make any massaging movement in any form along any direction on the foot pedal rolling massaging device. The user can also simultaneously use the balls to massage matching with palms.
由底盘、带有工字型凸筋轨迹槽和对称的圆形凸筋轨迹槽以及一对按摩球构成的脚部滚踏按摩器。
The rolling contact fatigue performance of ceramic balls with fine compact equal-axis grain and fewer glass phase exceeds that of those with slightness-needle grain and more glass phase.
细小致密的等轴状晶粒、玻璃相少的陶瓷球的滚动接触疲劳性能优于长针状晶粒、玻璃相多的陶瓷球。
Jack emptied the bag to the floor sending the ping-pong balls rolling to the front of the room.
杰克把乒乓球从纸袋里倒出来，把它们滚向了讲台。
Throwing, rolling and holding onto things such as balls and crayons is one of the easiest ways to promote your baby's dexterity, as is letting your baby try to feed herself during meals.
投掷、压延和抓住的东西，如球和蜡笔是一个最简单的方法来推广你的宝宝的敏捷，这是让你的宝宝试自理吃饭。
A rolling guide device (160) has a raceway rail (161) as a railway member and has a mobile body (163) movably installed on the raceway rail (161) with balls (162) in between.
滚动引导装置(160)，具有作为轨道部件的轨道导轨(161)、和经由滚珠(162)移动自如地安装在该轨道导轨(161)上的移动体(163)。
A rolling guide device (160) has a raceway rail (161) as a railway member and has a mobile body (163) movably installed on the raceway rail (161) with balls (162) in between.
滚动引导装置(160)，具有作为轨道部件的轨道导轨(161)、和经由滚珠(162)移动自如地安装在该轨道导轨(161)上的移动体(163)。
应用推荐