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In the first part of this paper, the present research state of rotor dynamics and four types of computation method are introduced.

本文第一章主要介绍转子振动问题的研究现状，以及四种典型的计算分析方法。

Tested by production and usage, the technique of synchronous rotor is proved to be successful.

通过生产和实际使用考核，所开发的同步转子技术是成功的，可以应用于生产。

Based on the nonlinear dynamics theory, the stability and bifurcation of a symmetrical rotor supported in self-acting gas bearings were studied.

基于非线性动力学理论，研究了普通圆柱型径向气体动压轴承支承的转子动力系统的运动稳定性和分岔。

Results of this research effort supported the concept that the optimum configuration for a fast ship-to-shore assault transport would be the "convertiplane," ie, a craft combining rotor lift for takeoff and landing with conversion to wing-borne flight at high forward speeds.

研究结果努力支持这一概念的最佳配置，快速船岸突击运输将是" convertiplane "，即工艺结合转子升降机起飞和降落的转换咏承担飞行高度期待速度。

The prestess model is nearer the rotor working state.Its caculating process is simperer and the solution is more accurate.

转子动力学问题的预应力解法，所建模型更接近于原形，计算过程简捷，提高了求解的准确性。

Gross weight of the V3 , a single-seater with 9.88m diameter rotors, was 548kg.

格罗斯的V3的重量，一个直径座与9.88米转子是五百四十八千克。

This paper analyzed the problem of spacial arrangement of sensors in the application system of magnetic suspended rotor.

在此分析了磁悬浮转子应用系统的传感器空间布置的问题。

PM Injection Molding / Precision Casting structural components include : Sleeve Bearing, oil bearings, bushings, flanged connecting sleeve; Double gears, bevel gear, gear, Pulley, synchronous wheel, sprocket, AK47 toy gun gear, various micro-precision gear drive; PM microporous filters, filter tubes, mufflers and filtration materials, Copper filters, stainless steel trap; mixer blades, coffee machine cutter heads Soymilk Machine grinding pieces Juicer blades, Juice blades, and household electrical appliances, metal accessories; Oscillator phone, cell phone parts and notebook parts; Metal keys, ATM machine keys; Toys accessories, fiber accessories; various copper, iron, and stainless steel products, alloy products; automobiles, motorcycles, machine tools, electrical machinery and office equipment, medical equipment and other types of machinery, electrical appliances, electric / pneumatic products within the precision components; Industries products within the structure of precision metal parts, metal accessories.

粉末冶金注射成型/精密铸造结构零件包括：含油轴承、轴套、法兰、连接衬套；双联齿轮、伞齿轮、锥齿轮、直齿轮、皮带轮、同步轮、链轮、AK47玩具枪齿轮、斜齿轮、扇齿轮、各类微型精密传动齿轮；粉末冶金微孔过滤器、滤芯、滤片、滤筒、滤管、消声器、过滤材料、铜过滤器、不锈钢过滤器；搅拌机刀片、咖啡机刀盘、豆浆机研磨件、榨汁机刀片、果汁机刀片、家用电器五金配件；手机振子、手机零件、笔记本零件；金属按键、ATM机按键；玩具配件、光纤配件；电机转子、凸轮、凹轮；各种铜基、铁基、不锈钢制品、合金制品；汽车、摩托车、机床、电机、办公器械、医疗器械及其他各种机械、电器、电/气动产品内的复杂异形精密零件、非标准件；各行业产品内部用的精密金属结构零配件、五金配件。

Used part of the rotor pump is a simple spur gear drive motor, electric screw fixation using pin.

部分转子泵采用的是简单的直齿轮驱动电机，电机采用地脚螺钉固定。

The finite element analysis of squirrel cage rotor of asynchronous magnetic coupling provides a new way to optimize the structure of this magnetic coupling.

鼠笼转子异步磁力联轴器的有限元分析方法为该类联轴器的结构优化设计提供了一种新思路。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。