Using a ball end mill to form part of the combustion chamber.
用球头铣刀的组成部分燃烧室。
The vibration model of ball end milling process concerning the effect of cutter flexibility is presented.
建立了考虑刀杆柔性的球头铣刀铣削振动模型；
During the sculpture surface milling machining, cutting force in ball end cutter along the tool path can be calculated according to the force model.
雕刻表面球形铣削加工中，根据刀头的受力模型，可以计算整个刀具路径上刀头的受力。
It has an important value for forecasting milling force for the ball end mill and offers a reference for further improving surface machining quality.
切削力模型的建立对实现球头铣刀切削力的预报具有重要的现实意义，并为进一步提高表面加工质量奠定了基础。
Based on equation of cutting edges, new geometric model and NC grinding model of rake face of ball end mill with constant normal rake Angle are modeled.
本文基于刀刃曲线方程，推导了球头等法前角前刀面的几何模型及其数控磨削模型。
A manufacturing model for the ball end cutter is presented, and the feasibility of grinding ball end cutters of different sizes using the same mechanism is discussed.
文中给出球面铣刀的制造模型，探讨了运用同一机构磨制邻近规格的不同球面铣刀的可行性问题。
Established three-dimensional solid model of ball end mill , and which is imported into ANSYS software, a static analysis and modal analysis are finished with the ball end mill.
建立球头铣刀三维实体模型并导入ANSYS中，对球头铣刀进行静态分析和模态分析。
Our product MMK6026 , which is CNC tool grinder with 6-axis and 5-coordinate controls, is used to machine the rake face and relief of conical ball end mills or other complex shaped tools.
我们研制的MMK6026六轴五联动CNC工具磨床用于加工锥形球头立铣刀和其它复杂形状刀具的前刀面与后刀面。
Based on the features of NC milling on ti alloy curved faces, the geometric parameters of ball end mills for fluting on ti alloy curved faces are optimized by using orthogonal test method.
根据钛合金曲面数控铣削加工特点，利用正交试验法优化钛合金曲面开槽用球头立铣刀的几何参数。
The vibration model of ball end milling process considering the effect of cutter flexibility is presented. The influence of the axial force on the inherence frequency of the cutter is studied.
建立了考虑刀杆柔性的球头铣刀铣削振动模型，探讨了交变轴向力对刀杆固有频率的影响。
Vibration frequency of ball end mill by an external force is far from the natural frequency of it, resonance phenomenon does not occur, so vibration and deformation of ball end mill are not abvious.
球头铣刀在外力作用下的振动频率离固有频率较远，不会发生共振现象，由此引起的刀具振动和变形较小。
Can you kick the ball to the other end of the football field?
你能把球踢到足球场的另一端吗？
Then he fastened a small metallic ball on each end of the steel bar.
然后，在细钢棍的两端，各固定一个小的金属球。
A mass equal to many stars might end up in a ball no larger than a city.
一个相当于许多个星星加起来那么大的家伙，最终可能缩小成不比一个城市更大的球体。
Set up plastic cups at the end of a hallway and using a soft ball or rolled up sock try and knock them all over.
在门厅尽头放一些塑料杯，用软球或卷成团的袜子试一试，将它们尽数击中。
While it's not the end of human spaceflight, NASA is abandoning the field of getting humans to orbit, and handing the ball to the new players.
虽然载人太空飞行没有终止，美国宇航局逐渐放弃送人类进入轨道，并且交棒给新的参与者。
It's a big pestle, it stands just over a foot tall (about 35 cm), and the business end is a stone bulb, about the size of a cricket ball, and you can feel that it's been much used.
这根舂杵满大的，直立起来大概有一英尺高，约三十五厘米长，它的下头是一个大石球，板球大小，看得出被常年使用过。
And in some communities, festivities do not end with the ball itself.
在一些社区，庆祝并不仅局限于这一次舞会上。
So as a ball slows down at the end of its trajectory, the curve becomes more pronounced.
所以当球运行到终点时，由于速度下降，将会划出更明显的曲线。
We don't have a crystal ball to say which of these will end up being correct, but with so many options, someone is going to look like a genius.
我们无法未卜先知，说不出这些中的哪一个最终是正确的，但既然有了这么多的选项，总有人会成为天才的。
But all of us - volunteers, workforce, everybody involved - has to keep their eye on the ball, work hard right to the end.
不过，我们所有人，不论是志愿者、工作人员，参与冬奥会的各个方面都要保持警觉，努力工作到奥运结束。
If you practice kicking a soccer ball with your eyes closed, it takes only a few tries to become quite good at predicting where the ball will end up.
如果你闭着眼睛练习踢足球，仅仅只需几次尝试就能很好的预测球的最终方位。
If you practice kicking a soccer ball with your eyes closed, it takes only a few tries to become quite good at predicting where the ball will end up.
如果你闭着眼睛练习踢足球，仅仅只需几次尝试就能很好的预测球的最终方位。
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