高速的

The analysis of experimental data was used to research the influence of high speed rotation on maximum thrust and maximum pressure of motor, and the decreasing rule of equivalent nozzle throat area in high speed rotating condition.

通过对试验数据的分析和处理研究了高速旋转对发动机最大推力、最大压强的影响，以及在高速旋转条件下喷管等效喉部面积的减小规律，运用零维内弹道计算模型拟合出了动态燃速随装药燃面相对半径和转速变化的经验公式。

The characteristics of FIFO, double-port RAM and ping-pang cache structure were compared. The principle and features of ping-pang cache structure were discussed, and a real ping-pang cache structure was also given which consisted of high-speed, large capacity SRAM and FPGA. For a video processing system, this ping-pang cache structure is easy to interface with AD, DA and DSP.

文中比较了FIFO、双口RAM、乒乓缓存结构三种数据缓存电路的优缺点，讨论了乒乓缓冲控制器的结构和原理，并以高速、大容量的SRAM 以及FPGA器件为基础，设计了一种适应于高速DSP图像处理系统的乒乓缓存结构，其特点是速度快、所需器件少，易于与DSP器件接口。

A comparative study of porosity, oxide contents, bond strength and wear resistance of 3Cr13 stainless steel coatings deposited by high velocity and regular arc spray processes was carried out. An orthogonal and rotational regression experimental method and an ordinary single-factor experimental method were adopted to evaluate the coating hardness with respect to the effect of processing parameters. The quantitative formula of processing parameters with coating hardness was obtained by means of microcomputer.

摘 要：对比研究了3Cr13不锈钢高速电弧喷涂涂层和普通电弧喷涂涂层的孔隙率、氧化物含量、涂层结合强度和滑动磨损性能，并采用多因素正交旋转回归设计和单因素对比试验的方法研究了高速电弧喷涂工艺参数对3Cr13不锈钢涂层显微硬度的影响，用微机回归得到了喷涂工艺参数与涂层硬度之间的定量关系式。

A comparative study of porosity, oxide coontents, bond strength and wear resistance of 3Cr13 stainless steel coatings deposited by high velocity and regular arc spray processes was carried out. An orthogonal and rotational regression experimental method and an ordinary single-factor experimental method were adopted to evaluate the coating hardness with respect to the effect of processing parameters. The quantitative formula of processing patameters with coating hardness was obtained by means of microcomputer.The results show that, compared with the regular arc spray process, a dense?

对比研究了3Cr13不锈钢高速电弧喷涂涂层和普通电弧喷涂涂层的孔隙率、氧化物含量、涂层结合强度和滑动磨损性能，并采用多因素正交旋转回归设计和单因素对比试验的方法研究了高速电弧喷涂工艺参数对3Cr13不锈钢涂层显微硬度的影响，用微机回归得到了喷涂工艺参数与涂层硬度之间的定量关系式。

The process of the lift shift for the DCAR and the mode transformation of the high-speed rotorcraft are designed and its feasibility is described.

在对数据进行综合分析的基础上，建立了盘翼/桨叶组合体的气动特性计算方法，从而进行了高速直升机方案升力转移和模式转换的过程设计，计算证明此高速型方案是可行的。

According to these theories, a special mechanical test platform is established, the design and debugging of the temperature signal processing board are finished and the data acquisition and analysis system about the High speed motorized spindle is established based on the PC and data acquisition card.

在上述理论研究的基础上，搭建了高速电主轴专用的机械平台，完成了温度信号调理板的设计与调试，并构建了基于PC+数据采集卡的高速电主轴数据采集及分析系统。

According to the reasonable boundary condition and simplified equation,adpotes thedynamic pressure supporting method of combined vane with rotatable supporting part to solve thepresent key difficulties which result from the serious rub of highly rotating single-action vane pumps tator internal surface.

根据粘性流体润滑理论的雷诺方程，探讨了采用可摆动支承面的组合式叶片的动压支承方法，解决高速旋转单作用式叶片泵定子内表面摩擦严重的问题，为与原动机同轴同步高速旋转叶片泵机件的研制提供了一种新的设计方法。

Abrasive jet machining is a kind of special machining method in which gaseity-solid mixture is formed by mingling high-pressure air or other gas with abrasives. Applied by specially-designed nozzle, these particles impact and erode workpiece so as to remove materials.

磨料喷射加工是利用微细磨料与高压气体混合形成的高速气-固两相流，通过专门设计的喷嘴射向工件，依靠磨料的高速冲击和冲刷作用而实现去除工件表面材料的一种加工方法。

"West the dead person the refined language Huanghe Bldg., fireworks in March under Yangzhou", this company sets up in the scenery beauty historical famous city Yangzhou, leans against the world famous Beijing-Hangzhou canal, rather passes the high speed spread-eagle thing, the Beijing-Shanghai high speed penetration north and south, Yangzhou train's clear is adds the wing for Yangzhou's economic development.

"故人西辞黄鹤楼，烟花三月下扬州"，本公司设立在风景秀丽的历史名城扬州，傍依闻名于世的京杭运河，宁通高速横跨东西，京沪高速贯穿南北，扬州火车的开通更是为扬州的经济发展添上翅膀。

The Big Dipper colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill.

七星胶体磨工作原理其分动、静磨盘齿形斜面的相对运动而成，其中一个高速旋转，另一个静止使物料通过齿形斜面之间的物料受到极大的剪切力和摩擦力，同时又在高频震动和高速旋涡等复杂力的作用下使物料为流体超微粒粉碎、乳化、分散、均质、搅拌等多种功能，可代替并优于石磨，砂磨机、球磨机、乳匀机、剪切乳化机、三辊机、组织捣碎机等工作效率。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。