对削

In order to optimize the best technology of cutting cirque and corner, the force and vibration has been analyzed.

本章用球头铣刀对45°、30°和15°倾角的斜面进行加工，分析以不同的铣削方式和切削方式对切削力的影响。

The traverse grinding can be assumed as the sum of several stepwise plunging grindings with respect to the grindings contact area. The dynamic model of workpiece and grinding wheel stepwise plunging grinding was set up in the form of closed loops.

基于再生颤振机理，以切入磨再生颤振建模为基础，将外圆纵磨过程简化为多步以磨削接触区为磨削宽度的小切入磨的叠加，建立了工件、砂轮小宽度切入磨动力学模型并对其稳定性进行了研究。

Based on the analysis of the features of creeping grinding and grinding cracks, the nickel-based superalloy RENE80 was studied through experiments.

在分析缓进磨削烧伤机理和特点的基础上，对RENE80镍基高温合金进行了磨削性能实验。

Some techniques which are used for the measurement of grinding temperatures,such as infrared radiation pyrometers,optical fiber infrared radiation pyrometer, two-color infrared system and infrared imaging system,are summarized,compared and discussed.

磨削过程中，大量无规则离散分布在砂轮表面的磨粒对工件划擦、耕犁和切削综合作用，其所产生的热体现为工件的温升、砂轮与工件接触面的温升、工件已磨削表层的温升、磨粒切削刃温度和切屑温度。

On the basis of the research on dressing principle, comprehensively study has been made on the special principle of in-process dressing and precision grinding technology which means large scale of application and high quality can be obtained.

在修整机理研究的基础上，对在线复合修整精密磨削的特殊磨削机理进行了深入的研究。

Furthermore, the dynamic model of ball end milling process is developed and corresponding simulations are made.

在上述基础上建立了球头刀铣削动力学模型，对铣削过程中的强迫振动和自激颤振进行了仿真。

Grinding technic and the quality of grinding tool will affect roller quality, servicing periods.

磨削的工艺和磨具的性质对胶辊磨削质量、修复周期等工作参数有很大的影响，直接关系到纺织企业的生产保养成本和效率。

The thrust force and surface roughness of core drill with grit size of diamond, thickness, feed rate and spindle speed in drilling carbon fiber reinforced plastic laminate was experimentally investigated in this study.

本研究以管钻，配合田口式品质工程实验方法，选用钻石粒度、钻管厚度、进给速率与主轴转速为可控制因子，对碳纤维复合材料进行钻削，藉以了解四个可控制因子与其之间交互作用为何，并决定品质因子之最佳化钻削条件。

By analyzing the characteristic features of the variations of temperature in the workpiece surface layer during grinding and the thermal inertia of the thermocouple , this paper reviews the reliability of the method recommended by Koya Takazawa of the dynamic temperature measurement by means of the single-wire thermocouple , and presents a method by which the dynamic response ability the instrument for temperature measurement should possess may be approximately evaluated according to the grinding ...

本文通过分析磨削时工件表层温度的变化规律以及热电偶的动态响应能力，对高泽所推荐的单丝热电偶动态测温方案的可靠性进行了论证，并在此基础上提供了有关平磨钛合金与45~#钢时的磨削力与工件表层内部温度分布的实测数据。

Jiang Ye Yiyang colored plant since 1997 zhejiang for the production of three Group took the body with yellow brass, there have been more than a decade of history, maturing technology, complete equipment, product quality higher than the national standards in the chemical products Composition, tolerance level of accuracy, mechanical properties, both inside and outside surface quality in areas such as technical requirements, Reflects a production capacity of enterprises, technical and management level.

化学成分，化学成分 GB/T5231—2001中的 H65化学成分范围，为使其性能更有保障，对主成分及有害杂质进行更严格控制，制订企业标准（Q/JY001—2004）。（2）公差及机械性能参照 GB/T1527—2006拉制管标准和浙江三花集团企业标准 Q/ZSH05·099—2002，制订企业标准（Q/JY001—2004），对其进行严格控制。三位四通阀的工作环境是液态或汽化的氟利昂等冷凝剂，其内腔气密性要求十分苛刻，这就需要 AC 黄铜管的内、外表面质量有极高表面质量，内、外表面光洁，无划伤、拉痕、起皮、沙眼、夹杂等加工缺陷，无酸、油、润滑等残留附着物。由于 AC 黄铜管在制作四通阀时，需要锯切、车削、冲孔等机加工，因此对公差精度要求很高。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。