speed changing

Compared with the extruding type of stepless speed changing with V-belt, the new one can increase the range of the changed speed and reduce the belt wear, and can be used for flat belt drive.

与挤压式V带无级变速方式相比，它可以增大调速范围，减轻对带的磨损，而且对于平带该结构同样适用。

The only reason you're changing the shutter speed is to make a properly exposed shot.

你调整快门速度的唯一原因是为了进行准确的曝光.

Adaptive power and digital speed changing systems of wheel cold milling machine

轮式铣刨机自功率及数字调速系统研究

Therefore, China has to speed up the transform of foreign trade growth, changing from" price taker "to" price maker", bypass and finally fill legally the trap of "immiserzation growth".

因此，我国必须加快外贸增长方式的转变，实现从价格接受者到价格制定者的角色转变，以合法正当的手段，绕开甚至最终填平贫困化增长陷阱。

High-speed electric machinery and tooth belt are adopted for doffer transmission, realizing stepless speed changing.

道夫传动采用高速电机,齿形带传动, 实现无级调速.

It features stable running, even stirring and stepless speed changing, etc.

具有运转平稳 、 搅拌均匀、无级调速等特点.

The changing rules of the industrial structure provide thrust power for deepening urbanization, prompting the integration of space resource elements. Vice versa the accelerating urbanization could absolutely speed up the industrial structure evolution.

产业结构的变动规律为城镇化的推进和深化提供了产业推力，促使了空间资源要素的整合，而城镇化的加速推进也势必促进产业结构的加速演进，二者有着十分紧密的关系。

And this paper analysis and research the whole system and establish mathematical model, result in which the changing power-load adjusting is the control way of the best Tip Speed Ratio.

本文分析研究并建立系统数学模型，根据系统模型确定最佳叶尖速比的控制采用可变功率负载调节方法。

Its transmission system uses auto centrifugal clutch and stepless speed changing system.

传动机构采用自动离心离合器、无级变速系统。

It is very important to maintain good timing when changing the walking speed of the bowler.

改变助走速度时,维持良好的时间差对球员非常重要!

Variably accelerated motion ( namely a motion with speed and acceleration all changing) is the most prevalent motion in the universe.

变加速运动（即速度和加速度都在变化的运动）是宇宙间最普遍的运动。

The system software involves five main modules: initialization module, phase-changing module, current-regulating module, speed-regulating module and timer interrupt module.

软件分为五块：主程序中的初始化模块、换相子程序模块、电流调节、速度调节子程序模块，定时器中断程序模块。

Wire draw in drived by Z4 direct current or the frequency conversion motor, equip with the fourth speed gear speed changing, and the friction clutch, be able to adapt the different craft speed;

收线采用Z4直流电机或变频电机驱动，配有四档齿轮变速，并设有摩擦离合器，能满足不同工艺速度使用；

Civilian aviation is being disrupted, not by the age-old desires for speed, romanticism and glamour, but by the pressing need to respond to a changing climate.

民用航空正遭受冲击，不是因为人们长久以来的对速度、浪漫主义和魅力的渴望，而是应对气候变化已迫在眉睫。

The present invention realizes speed detection without blind area and need of changing probe.

本发明实现了无盲区高速检测,不需更换探头.

According to the mass and velocity relational expression of Einstein mechanical Theory of Relativity, combined with the earth moving speed changing in long and short periodically, the earth mass changes at the same time in long and short periodically, as well.

根据爱因斯坦相对论力学的质速关系式，结合地球运动速度长、短周期性的变化，可以导出地球质量也同时发生长、短周期性变化；

The changing load torque primary one in all the factors that influence the speed control accuracy.

但由于它的变转动惯量、变负载力矩、间隙等非线性动力学特性,给含有凸轮机构的机电系统稳速控制带来了很大难度.