结果表明，连续改变机床主轴转速时振动响应的最低点即为不发生颤振的稳定切削点。
The results show that the vibrational response varies regularly when the spindle speed is continuously changed from low to high.
结果表明，连续改变机床主轴转速时振动响应的最低点即为不发生颤振的稳定切削点。
The results show that the vibrational response varies regularly when the spindle speed is continuously changed from low to high. The lowest point of the response is the stable cutting point.
极限切深试验表明，以稳定切削点所对应的主轴转速进行切削可以提高机床的切削效率。
The experiments to verify the limit cutting depth show that the cutting efficiency of machine tool can be improved by cutting at the spindle speed corresponding to the stable cutting point.
计算机数控切削中心的购买者也许会考虑该切削中心有无保修证书，也许不考虑这一点，但他总会有各个方面的考虑。
The buyer of a CNC turning center may or may not have the warranty to consider in the purchase but will make other considerations.
切削力信号直接来源于切削加工点，与刀具磨损相关程度高，振动信号容易获得。
Cutting force signals come from the machining directly, which are highly relevant to the tool wear, and the vibration signals are easy to get.
为了防止工件的旋转，每一个点由于切削力引起的扭矩都必须用夹持点的力去除。
To prevent the rotating movement of the workpiece, the moment at each clamping point caused by the cutting force has to be eliminated by the forces at the clamping points.
引进运动学中的点速度合成定理，求解单颗金刚石磨粒切削面积。
The composition of velocity law of the points in kinematics is led into the solving of the cutting area of single diamond grit.
垂直于铣削加工面各点的显微硬度，随着距切削表面距离的增大而逐渐降低，且趋于平缓；
The microhardness of various point of milling working surface gradually reduces with the increase of distance of cutting surface, and then remains flat.
试验表明，该蔬菜嫁接机器人能够准确定位砧木生长点，并可完整切削砧木生长点和单片子叶。
The experiment shows that this grafting robot for vegetables can success to orient stock growing point and cut one of stock cotyledons and growing point precisely.
目的比较准分子激光的宽光束和小光斑飞点扫描切削模式对复性近视散光矫正效果的影响。
Objective We compared the efficacy of excimer laser flying spots mode and broad beam made for treatment of myopia with astigmatism.
以此为基础，提出一种通过测量主刃投影曲线间接测量主刃各点切削角度的新方法，较好地解决了任意刃形钻头切削角度的测量问题。
Then a new method is proposed to measure indirectly cutting angles of drills with arbitrary point geometry by measuring the curve of the main edge projected.
就准分子激光角膜切削机理和“飞点扫描”等关键技术进行了研究，研究成果直接用于准分子激光眼科治疗机，并给出了准分子激光眼科治疗机的原理框图。
Mechanism of the excimer laser corneal ablation, "flying-spot" scanning and key technologies are discussed. Research results have been applied to the ophthalmic excimer laser system.
利用Z高度法效率高的优点，判断采样点是否超差；利用矢量分割法检测结果可靠性高的优点，求解沿着设计曲面的法矢方向以及采样点到刀具扫略体的距离（切削误差）。
By making use of Z depth efficiency in error judgement of sampling point and utilizing reliability of vector partition, it can define the cutting error on real time.
利用Z高度法效率高的优点，判断采样点是否超差；利用矢量分割法检测结果可靠性高的优点，求解沿着设计曲面的法矢方向以及采样点到刀具扫略体的距离（切削误差）。
By making use of Z depth efficiency in error judgement of sampling point and utilizing reliability of vector partition, it can define the cutting error on real time.
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