回转

High-speed spindle system should have sufficient rigidity and high precision rotary; light weight, compact structure, small inertia; good thermal stability; vibration and noise; good cooling and lubrication system.

高速主轴系统应具有足够的刚度和高的回转精度；重量轻、结构紧凑，惯性小；良好的热稳定性；振动和噪声小；良好的冷却和润滑系统。

It features compact in design,light in weight,high precision and small fitting clearance.

单排交叉滚柱式回转支承，由两个座圈组成，结构紧凑、重量轻、制造精度高，装配间隙小，对安装精度要求高，滚柱为1：1交叉排列，能同时承受轴向力，倾翻力矩和较大的径向力，被广泛地用于起重运输、工程机械和军工产品上。

Based on the model, analyses of Four and three outriggers reaction during turning round of arm are put into practice.

在此数学模型的基础上对臂架全回转过程中4支点受力，3支点受力进行了分析。

DAYANG" products include: rotary kiln, ball mill,"Possession of mill, cement mill, raw mill, raw mill, cooling machine, dust collector, vertical mill, drying machine, crushing machine, five cyclone preheater device, humidification tower, the wind swept coal mill, roller press, plate feeder, bucket elevator, screw conveyor and other building materials machinery and chemical machinery and auxiliary electrical control system and a variety of bridges mold.

大洋产品有：回转窑，球磨机，〈管磨机、水泥磨、生料磨、原料磨〉、冷却机、收尘器，立式磨，烘干机，破碎机，五级旋风预热器、增湿塔、风扫煤磨、辊压机、板式喂料机、斗提机、螺旋输送机等建材机械和化工机械及配套电气控制系统以及各种桥梁模具。

Basic device: An air-lock rotary valve and a high-volume and low pressure blower.

基本装置：气锁的回转阀，低压大风量机。

"After the engine starts and the ignition key is released, spring pressure returns it to the ON position."

发动机启动以后，点火钥匙回转，在弹簧的压力下，恢复到&开启&位置。

It obtains the dynamic response results including simulation nephograms of dynamics stress and displacement and curve of dynamic stress of representative nodes.lt analyzes the influences of the braking time to the structure and gains the general methods and steps in solving this kind of problem.

5利用ANSYS8.1对起重机回转制动进行瞬态动力学分析，从而获得臂架系统在该工况时的瞬态动力响应，包括动应力、动位移响应仿真云图和典型节

Changsha, Hunan Tianming Machinery Industrial Co., Ltd. is a transmission gear, rack, chain wheel, crane slewing reducer, coupling, machine tool accessories, dual-metal bushing, pulley, bevel gear, helical gear, charcoal machine, worm gear, non - Standard design and processing, construction of the lift gear, manual steam valve, screw and nut, machine, ring gear, spline shaft and other products Co., Ltd. specializes in processing, the company is headquartered in Changsha, Hunan, Changsha, Hunan Tianming transmission machinery Industrial Co., Ltd. has a complete and scientific quality management system.

湖南长沙天明传动机械实业有限公司是齿轮、齿条、链轮、塔吊回转减速机、联轴器、机床配件、双金属衬套、皮带轮、锥齿轮、螺旋齿轮、木碳机、蜗轮蜗杆、非标设计及加工、施工电梯齿轮、手动汽阀、丝杆及螺母、分切机、内齿轮齿圈、花键传动轴等产品专业生产加工的股份有限公司，公司总部设在湖南长沙，湖南长沙天明传动机械实业有限公司拥有完整、科学的质量管理体系。

With this over-turn, you'll have to re-turn the body into the ball to support the stroke at contact.

这样过度转身，你还是需要回转身体以支持在击球点时的击球。

Stan's shoulders are turned more than his lower body, and then his shoulders re-turn to match the hipline per diagram 4H.

Stan的肩膀比他的下身转动更多，然后他的肩膀回转和臀线对齐。

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％。