转子的

SUMMARY Objective: To introduce an internal fixation of the latest design for peritrochanteric fracture , a new device for clinical application, called Biaxis Sliding Instrument ; Summary the clinical results of femoral neck fracture treated with dynamic compression screw . Analyse factors related to the clinical results and the failure of treatment. Methods: Apply BSI to biomechanical tests and clinical test.

目的：介绍一种设计新颖治疗股骨转子部骨折的双轴滑动内固定器(Bi-axis Sliding Instrument，BSI)，为临床治疗股骨转子部骨折提供一个新的内固定法；评价动力加压螺钉(Dynamic Compression Screw，DCS)股骨颈骨折的治疗效果，分析与股骨颈骨折疗效相关的因素及总结股骨颈骨折治疗失败的因素，为提高临床疗效及降低内固定失败提供依据和措施。

When the rotor bearing journal of turbine-generator unit and the collector ring of generator are damaged, we can restore them on-line by TR series which are the systems that the rotor bearing journal of large-scale rotary machine is lathed subtly on-line and burnished.

汽轮发电机组的转子轴颈和发电机的集电环损伤可利用TR系列&大型回转机械转子轴颈在线精车与珩磨系统&进行在线修复，其精度可达到国际先进水平，在线修复可避免大范围拆装主设备，避免返厂加工的长途运输，可节省大量的检修时间，具有显著的经济效益。

In accordance with the structural characteristics of the import installation, the technological process of hot assembly has been analyzed and discussed carefully. As a result, the difficult productive problem that the high-precision rotor without using central hole forced fit the arrangement of the axle sleeve has been solved and its rotor has been succeeded in repair.

针对进口设备的结构特性，通过认真分析和探讨热装的工艺过程，解决了高精度转子在中心孔无法使用的情况下进行大过盈配合轴套安装的生产难题，成功修复了该转子。

The Circulation-hydrogenation Compressor Model BLC-305/A is an important equipment with Hydrogenation devices, which is imported by Lanzhou Petrochemical Company Refinery. Due to high-speed rolling periodically, the spare parts of this compressor, to a varying extent, show a lot of signs of wear and tear. Especially, the axle sleeve of the rotor axle of the compressor is so worn to the greatest degree that its work efficiency decreases by a big margin. Machinery Factory of Lanzhou Petroleum Processing and Chemical Complex has undertaken this task to repair the rotor.

BCL—305/A型循环加氢压缩机是兰州石化炼油厂从国外引进的一台用于加氢装置的重要设备，该设备经长周期的高速运转，零部件均有不同程度的磨损，特别是压缩机转子轴上的轴套磨损程度最大，使整机效率大幅度下降，兰炼机械厂承担了这项转子修复任务。

Based on the transient simulation program of stator winding internal faults in synchronous generator, this paper presents the effect of stator winding and damper bar resistance on transient and steady currents. It is very necessary to calculate precisely the resistance of stator winding and damper bar resistance in order to simulate fault correctly.

应用同步发电机故障暂态仿真程序分析了定子和转子回路的电阻对发电机故障暂态过程的影响，结果表明为了准确进行发电机内部故障暂态过程计算，应该全面考虑影响的各种因素，准确求取定子和转子回路的电阻。

Among refrigerant leakages are caused by clearance fit in rolling piston compressors, the maximal amount of leakage is occurred in the radial clearance, which is mainly processed by the mode that the refrigerant dissolves into the lubricant.

在滚动转子式压缩机内由于间隙配合造成的制冷剂泄漏中，转子径向间隙的泄漏量最大，它主要是以溶于润滑油的形式泄漏的。

Low pulse before sift network operating principles : the use of double - sieve drum aircraft design; Work, pulp before sift upper tangent pressure the network into; Pulp the filter into the upper body of the dle two filter drum, double tilt-rotor rotary rotors, while the centrifugal force and centripetal forces role, through good mix inside and outside pool in sieve sieve drum body low extremity good mix of outflow; pulse in the tilt-rotor rotary drum filter

低脉冲网前筛工作原理：该机采用双筛鼓设计；工作时，浆料从网前筛上部切线压力送入；浆料从筛体上部流入到两个筛鼓中间，在双旋翼转子旋转时产生的离心力和向心力的同时作用下，良浆通过内、外筛鼓汇集于筛体下端的良浆管流出；脉冲旋翼在旋转时筛鼓不会赌赛，浆渣受转子旋转产生的轴向推动力，向下流送的同时被浓缩并逐步移到排渣口。

Low pulse before sift network operating principles : the use of double - sieve drum aircraft design; Work, pulp before sift upper tangent pressure from the network into; Pulp from the filter into the upper body of the middle two filter drum, double tilt-rotor rotary rotors, while the centrifugal force and centripetal forces role, through good mix inside and outside pool in sieve sieve drum body low extremity good mix of outflow; pulse in the tilt-rotor rotary drum filter

低脉冲网前筛工作原理：该机采用双筛鼓设计；工作时，浆料从网前筛上部切线压力送入；浆料从筛体上部流入到两个筛鼓中间，在双旋翼转子旋转时产生的离心力和向心力的同时作用下，良浆通过内、外筛鼓汇集于筛体下端的良浆管流出；脉冲旋翼在旋转时筛鼓不会赌赛，浆渣受转子旋转产生的轴向推动力，向下流送的同时被浓缩并逐步移到排渣口。

The speed-sensorless vector control of induction motor is one of the hot topics in electric-drive field, whose main study is to adopt a kind of quick and effective method to accurately observe the rotor flux and rotor speed in the condition that the parameters vary and certain and uncertain disturbance exists.

感应电机的无速度传感器矢量控制是目前电气传动领域研究的热点之一，其主要研究内容为在存在参数变化、扰动及各种不确定性干扰的情况下，采用一种快速、有效的方法对转子磁链、转子转速进行较为准确的观测。

When a fault of the rotor bar of an frequency converter has taken place,the characteristic signal components of the currents will be added into the stator current.

在实际使用中，转子导条断裂是常见的导致变频机故障的重要因素之一，统计表明，大约有10%的故障是由转子断条与端环断裂引起的。

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％。