动的

The DTC system with the rectifier using space vector modulation was studied.A novel input power factor closed-loop control method using hysterias controller was proposed in order to reduce torque ripple based on the analysis of torque ripple.

对整流环节采用空间矢量调制时的直接转矩控制系统进行了仿真研究，在分析转矩脉动的基础上给出了一种输入功率因数滞环比较的闭环控制方法。

With advanced crankshaft link rod energizing structure, the SL253 sample piece presser is free from the drawbacks of the leaking of hydraulic oil and the slipping of gear wheels frequently occur in the traditional driving devices applied in general pressers.

SL253型压片机采用较先进的曲轴连杆增力机构，改变了一般压片机用液压或齿轮使动的传统方法，克服了液压容易漏油，齿轮可能打滑的缺陷。

Wright brothers said that the flight, an important part of their invention is the use of movable wing-tip to control the aircraft, which is someone else's problem has never been resolved.

赖特兄弟说这次飞行，他们的一项重要发明是运用可动的翼梢来控制飞机，这是别人从未解决过的问题。

This equipment is the use compressed-air driven principle, will heat up the hot air stream feeds in by the supersonic speed spurts the wind box, draws the lining, and rubs in the acceleration the lining, the lining when is spouted the air hose loses the pressure to enable the lining to puff.

本设备是利用风动的原理，将加温的热气流以超音速的速度送进喷风盒，吸进面料，并在加速度中将面料加以揉搓，面料在被喷出风管时失压使面料得以膨化。

More: trailer truck, trailer, tow truck, hauled vehicle, trailing box, trail car, full trailer, trail transfer car, trailer car, towing carriage, hind carriage, bob tail, wheeled trolley, articulated lorry, towing trolley, hind drag box

被汽车﹑电车﹑拖拉机等牵引着走的车箱。2。一种脚踏拖动的运货车。有三轮拖车和四轮拖车。速度较手拉的运货车快，而且灵活。他们把食物和野营用具都装上拖车上了。

The average field idea and the single particle model have been introduced, and the motion behaviours in large scale of beam particles have been disscussed for 2 Dimension crystallization beams in storage rings.

利用平均场概念和单粒子模型讨论了储存环中二维晶化束的大尺度运动行为，结果再现了粒子轨道的螺旋运动特征，并用天体物理学方法揭示了螺旋轨道不断进动的新运动形

They modified an 8HP stationary gas engine for use with petrol as a fuel and fitted it to a four wheeled hunting-brake.

他们改进了一个8马力的静止不动的燃气发动机以便和作为燃料的汽油一起使用，并且把它安装到一辆四轮车上。

In the book it said:"Boa constrictors swallow their prey whole, without chewing it. After that they are not able to move, and they sleep through the six months that they need for digestion."

那本书上说：「那些蟒蛇连一口都没有咀嚼，就把它们猎获的动物整个儿吞吃掉，然后就一动也不动的长眠六个月，来消化肚子里的东西。

For some typical ship manoeuvring motions in restricted waters, numerical study on simulation of the viscous flow and calculation of the hydrodynamic forces is carried out by solving the RANS equations:(1) Numerical study on the viscous flow and the hydrodynamic forces on a ship in oblique motion in shallow water.

本文针对如下几种典型的限制水域中的船舶操纵运动，通过求解RANS方程，对其粘性流场和水动力进行了数值研究：(1)浅水域船舶斜航运动的粘性绕流场及水动力数值计算研究。

But in the end, when playing the quadruplets in rapid succession, the hand is fairly stationary; you will also have to add hand motions, etc.,-- more on these topics later.

但是到最后，你连续快速地弹奏四音组时，你的手几乎是不动的，但并不僵硬。你还需要加上手的动作–以后再作讨论。

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。