查询词典 decrease speed

The existing eguipment on railway rolling stocks, backward in technical property and with a single variety, could not meet the reguirement of high speed and heavy load.Chengdu Freight Wagon Factory, with rich manufacturing and maintaining experiences, is the large-scale factory, which manufactures railway freight wagon and freight engine in China. Already turned deficits into surpluses, with the enforcement of raising speed strategy of railway cargo transportation and quickness of technique renew, CFWFs operating system is now facing great challenge of market opening.

成都机车车辆厂就是其中的一个典型，虽然成都厂是国内从事铁路机车车辆维修和机车电机制造的大型企业，具有丰富的生产维修制造经验，但随着铁路电气化和提速战略的实施，技术更新步伐的加快，成机厂的经营机制在几年前就已面临市场开放的巨大挑战，核心产品上的优势地位也受到很大威胁。

We analyze the principle of stick-slip motion deeply. From foregoing analysis a result was made that dry friction is the main factor in influencing low speed capability of electro-hydraulic servo system. Dry friction must be compensated for improving the low speed performance. Then a nonlinear model with friction is set up and control methods is discussed.

深入分析了汽轮发电机转速不稳定的原因是由于电液伺服系统在低速区性能不稳定，而影响电液伺服系统低速性能的主要因素是干摩擦，要提高电液伺服系统的低速性能必须对摩擦力进行补偿。

Analysis was also made on the influence upon the grinding forces in case of the same friction factor between wheel and workpiece at different grinding speed, as well as in case of different friction factor between wheel and workpiece at the same grinding speed.

分析了砂轮与工件表面之间的摩擦系数相同而磨削速度不同时对磨削力产生的影响，以及磨削速度相同而摩擦系数不同时对磨削力产生的影响。

In last several years, there have been numerous publications on sensorless operation, but most of these techniques only rely on the fundamental machine equations, which limits the low speed and zero speed operation of the machine, and are sensitive to the machine parameters.

目前，永磁同步电动机无位置传感器控制技术的研究已经取得了丰硕的成果，但大多依赖于对电动机基波方程的分析，不适于低速及零速下应用，而且对电动机的参数非常敏感。

Sub-band high-speed circuits of the past are the use of silicon bipolar and gallium arsenide process design, they have a certain speed on appeal. However, leads the prevalence of large and expensive power shortcomings.

高速的分频电路过去大都采用双极性硅工艺和砷化镓工艺进行设计，它们在速度上有一定的吸引力，但普遍存在功耗较大及价格昂贵的缺点。

This paper analysis the elliptic curves operation rules,presents a high speed serial-parallel elliptic curve multiplier for the Galois field GF(2^N) which based on optimal normal basis, compares the ECC chip speed and hardware resource consuming induced by the different Field partition.

本文分析了GF(2^N)域上的椭圆曲线的运算法则，提出了一种串－并行结构的基于优化正规基的高速有限域运算单元，比较了域划分D对芯片实现速度和硬件资源占用的影响，完成了域GF(2^N)上基于ONB的ECC芯片快速实现。

It also adopts the method of the high-speed galvanometer to get wider work area and higher speed drilling.

为了实现宽幅面，高速制孔，采用了高速振镜制孔的光路形式。

This model is JFL-50B aircraft upgrades, the use of international advanced YAG laser technology and micro-computer control technology, high-speed scanning galvanometer, marking high precision, speed and stable performance, is a mature technology products, with good performance and low cost.

本机型是JFL-50B机型的升级版，采用国际上先进的YAG激光技术及微型计算机控制技术，高速扫描振镜，标刻精度高、速度快、性能稳定，是一种技术成熟的产品，具有良好性能价格比。

I am as soon as gawk and smile to speed up my flying speed.

我一愣，微笑地加快飞行速度。

And when shifts gear the speed change which gives us better understanding of automobile in starting, the braking, applying the brake, speed and time changing.

及在换档时速度的变化。使我们更好的了解汽车在启动，刹车，制动，时速度与时间的变化。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。