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To obtain more uniform temperature distribution and relative lowest temperature over cross section of the rotor, on the basis of test data of a given example of a 150MW turbo generator with air coolant, numerical solution of two dimensional modelling equations of air turbulent flow and heat transfer in and between cooling duct and rotor were carried by the Finite Volume Method at condition of varying configuration parameters of sub slot, the number of winding's cooling ducts and center distance of them, and the diameter of slot wedge.

为了能够得到转子截面较均匀并且最高温度值较低的优化温度分布，文中在150MW空冷汽轮发电机转子实验研究基础上，改变副槽的几何形状、径向通风沟的条数及间距、槽楔出风口直径等几何量，采用有限体积法求解转子本体及通风道内空气的传热及紊流流动等二维离散方程组。

The full tail sand grouting filling system at zhangmatun iron mine is to adopt tailings after two stage dewatering from washing plant,make homogeneous grouting filling material with high density from mixing full tail sand,cement and water through stirring and form bulk and low grade grouting body with strong solidity,filling in gob taking pipe full self-flowing transport way.

马屯铁矿全尾砂胶结充填系统采用选矿厂两段脱水后的尾矿，通过搅拌将全尾砂与水泥、水混合制成高浓度均质胶结充填料，以管道全自流输送方式充入采空区，形成整体性强的大体积低标号胶结体。

The high pressure, shock wave, acoustic streaming andshear force caused by ultrasonic cavitation damaged the cyanobacterial cells,produced pits and holes on the surface, fractured the trichomes, and disrupted the gasvacuole of algae.

超声空化导致的高压、冲击波、声流和剪切力，在藻类细胞表面产生坑穴状的损伤，折断藻体的藻丝，破碎藻细胞的气囊结构。

Air is transfened into hot air by passing through the heater,and goesinto the hotair separator on the top of he dryer,then goes into the drying room evenly.at the same time liquid materials are sent to the centrifugal atomixer on the top of the dryer the the screw pump with stepless speed regulation,and atomized into timy dr-oplet which will contact hot air,then dried into dry product within shortest time.

空气通过加热器转化为热空气，进入装置在干燥室顶部的热风分配器，然后均匀的进入干燥室，同时通过无级调速的螺杆泵将料液送至装置在干燥室顶部的雾化器，使料液雾化成极小的雾化液滴，料液和热空气并流接触，水份迅速蒸发在极短的时间内干燥为成口若悬河，成品经干燥塔底部和旋风分离器排出，废气由风机抽出排空。

By comparing several turbulent models, standard k -εmodel , renormalisation -group k -εmodel, realizable k -εmodel, standard k -ωmodel, shear stress transport k -ωmodel, it can be concluded that the RNG k -εmodel predicts more realistic results than the other models used in the simulations.

比较分析Standard k -ε模型、RNG k -ε模型、Realisable k -ε模型、Standard k -ω模型及SST k -ω模型模拟缩放型喷嘴产生空化水射流流场，结果表明RNG k -ε模型更适合数值模拟缩放型喷嘴内的射流压力速度等分布状态。

The power loss of the electrical driving system has been measured under different exciting current of the motor and duty cycle of the dc converter.

并针对不同负载下系统稳态损耗和电机励磁电流和直流变换器占空比的关系进行了实验研究。

According to the distribution law of three zones in uncovering coal and the relation between the distribution law and delay outburst, the prevention and control technology is brought up, which firstly adopts gas drainage in the coal through drainage hole to release the outburst power by stages, and then intensifies the intensity of uncovering coal and increases the length of stress relaxation zone and stress concentration zone by using the liquid injecting and freezing to prevent the coal rheology. At last, the shoring measures to prevent roof falling is tabled.

根据掘进工作面附近暴露煤体的&三区&分布规律及其与延时突出的关系；提出先采用钻孔抽放石门突出煤层瓦斯等措施分阶段释放煤与瓦斯突出动力源；再用注液冻结技术增强揭开煤体的强度、增加集中应力区和卸压区的长度来防止被揭开煤体发生流变而导致延时突出的防突技术；以及在揭煤后采取迅速支护防止空顶和冒落等防治措施。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。