刀对刀

After gear shaving cutter profile correction,the smooth and steady of the run of the toothed gear changes obviously,at the same time, gear shaving cutter profile correction reduces noises and improves the bearing capacity of the toothed gear and makes its life long.

通过对剃齿刀的修形，剃齿后明显改变了齿轮运转的平稳性，降低了齿轮的噪音和振动，提高了承载能力，延长了齿轮的使用寿

Results Bleeding volume was lessened significantly and good nursing during operation can improve safety and success rate of LOSH.Conclusion Good nurs...

护士加强对PK刀的应用学习，正确掌握操作规程和灭菌方法，以及娴熟的腹腔镜配合技术是手术顺利进行的有力保证。

The radio knife is high frequency power equipment based on the theory that electricity concentrates on the skin. It can directly cut the tissue, homeostasis and cauterize. The safety requirement of this equipment is very strict because unsafe operation will burn the tissue, cause temporal unaware hurt and even endanger the patient's life.

高频电刀是利用高频电流的&集肤效应&原理，使高频电流对人体组织直接进行切割、止血或烧灼的一种高频大功率电器设备，故其安全性要求极为严格，一旦出现安全问题，将出现灼伤，还可能造成一些暂时难以觉察的影响，甚至导致生命危险。

For the optimization of mechanism design of rolling cut shears, a CAD software of rolling cut shears was developed and was used for the analysis of the factors such as crank radius, link rod length, phase difference, center distance of cranks and the offset position of upper blade carriage, which influenced the cutting quality, strength parameters and the load of main parts.

为了实现滚切剪机构设计的最优化，开发了滚切剪计算机辅助设计软件，利用该软件对影响滚切剪剪切质量、力能参数以及主要杆件受力的曲柄半径、连杆长度、相位差、曲柄中心距以及上刀架偏移量等因素进行了分析研究。

Then,preliminary study on the mechanism of cutting materials is conducted.Study shows that initial section of water-jet can be used in tissue cut,and base and dissipative section can be used in deridment.

然后对水刀切割材料机理进行了的初步研究，得出了水射流的初始段用于组织切割，基本段和消散段用于伤口清创的结论；应用瞬态动力学仿真软件MSC。

Two banks of two-pole switches are used to make four-wire resistance measurements on 20 conductors.

使用两组双刀开关对20根导线进行4线电阻测量。

On applying the theory of differential geometry, the research shows the procedure for determining the required cutter path for cutting conical cam profile using a NC milling machine based on the analytical profile expression of conical cam with oscillation conical roller follower or with a translating conical roller follower established in 3D space. The analytical expression of cutter path is provided for a tapered endmill cutter, whose size may be identical to or smaller than that of the conical roller.

应用微分几何理论，以在3维空间所建立的圆锥滚子摆动从动件和直动从动件圆锥凸轮机构凸轮廓面的解析表达式为基础，对数控铣床加工圆锥凸轮廓面所需刀具轨迹方程的建立方法进行了研究，根据所采用的锥形刀尺寸等于或小于圆锥滚子尺寸的情况，推导出相应的刀具轨迹方程的解析表达式。

A lighting device on the line, ease of shear line, and can stepless adjustment of the tool carrier itinerary.

设有灯光对线装置，便于划线剪切，并能无级调节上刀架的行程量。

Taking YFD hydraulic profiling tool carrier for example,computer dynamics simulation on transition process of hydraulic servo system has been completed with power bond graph and space-state method in this paper.

以YFD型液压仿形刀架为例，利用键合图和状态空间法对液压伺服系统的过渡过程进行了计算机数字仿真，为伺服系统动态过程的理论分析研究及系统设计阶段的动态预测提供了依据。

In this article, the system transfer function is established by taking identification of system for oscillating tool carrier copying and cutting system which includes the cutting process. The method of improving the traceability and cutting accuracy of the copying system has been studied emphasis.

系统辨识在提高仿形加工精度中的应用黄耀志（福州大学机械工程系，福州，350002）摘要对包含切削过程在内的摇摆刀架仿形加工系统进行系统辨识，建立传递函数模型，重点研究提高仿形系统的跟踪能力和加工精度的方法。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。