The temperature of cooled water could not be maintained in a desired range by a fan running at constant-speed in a cooling tower under different loads and environmental temperatures.
在不同负荷、不同季节和不同环境温度下，制冷机组的冷却塔风机恒速运行无法使冷却水温度控制在需要范围内。
It allows the train to maintain a constant speed through the twists and turns of existing track.
它可以让火车在现有蜿蜒盘旋的轨道上保持匀速。
And, it moves at a constant speed.
还有，它以一个恒定的速度移动。
When the locomotive is traveling at a constant speed or idling, the battery rather than the diesel engine can power the motor.
当火车头在相对恒定速度下前进或者空转时，这时电池就为马达提供能量，柴油发动机不工作。
To stay in orbit, an object must be traveling at a constant speed over Earth's surface.
要留在轨道上，一个物体必须以恒定的速度运行于地球表面。
Maxwell showed that light was a vibration in the electromagnetic field, and that it travelled at a constant speed, c, in a vacuum.
马克思·威尔指出光是种电磁波，其在真空中的传播速度是个常数c。
This ratio also means that an unpowered hang-glider flying at a constant speed moves 15 metres forward for every one metre it descends.
这个比例也意味着一架无动力悬挂式滑翔机以恒定速率飞行时高度每下降1米，可以向前滑翔15米。
When we're bored, or moving slowly -for example, driving at constant speed across a monotonous landscape -it seems to pass at glacial speed.
无聊或移动缓慢的时候，比如开车匀速驶过一片单调乏味的景致时，时间似乎又像冰川挪动速度一样慢。
Single long molecules of DNA are then fed into a microfluidic chip, where hydrostatic pressure pulls them at a constant speed through a narrow channel.
然后单独的长的DNA分子被送入微流控芯片，静水压通过一个窄的通道以恒定的速度牵引它们。
For example, in the universal testing machines, the motion between the fixed and moving crossheads can be controlled at a constant speed.
例如，在万能拉伸试验机上，固定端和移动的十字滑块之间的变形是以恒定速度进行的。
And so the center of mass will just laugh at us and ignore all these motions and will travel at a constant speed very nicely.
重心会嘲笑我们，它忽略所有运动，它会匀速运动。
A current cycle iterative learning algorism is presented in this paper for the periodic position relevant nonlinear disturbance in the constant speed state of turntable.
本文针对高精度转台恒速工作状态时存在的位置相关周期非线性扰动，提出了一种闭环迭代学习算法。
So far we've been talking about special relativity, which applies to objects moving at constant speed.
但迄今为止，我们谈论的一直是狭义相对论，这种理论适用于在速度不变的情况下移动的物体。
A current cycle iterative learning algorism is presented for the periodic position relevant nonlinear disturbance in the constant speed state of turntable.
针对高精度转台恒速工作状态时存在的位置相关周期非线性扰动，提出了一种闭环迭代学习算法。
This results on a typical logarithmic frequency scale in a constant speed.
这样的结果对一个典型的对数频率范围在不断加快。
Analyzing the characteristic of the hoist, a kind of digital controller of constant speed is designed using Dahlin arithmetic, the model and formulas are presented.
对绞车的工作特性进行分析，采用大林算法，设计了一种恒速度数字控制器，给出了控制模型和数学公式。
Most engines in industrial use are rated to run at a constant speed, irrespective of the load they carry.
工业上使用的大多数发动机都以恒定速度运转，而与发动机承受的负荷无关。
When we're bored, or moving slowly - for example, driving at constant speed across a monotonous landscape - it seems to pass at glacial speed.
无聊或移动缓慢的时候，比如开车匀速驶过一片单调乏味的景致时，时间似乎又像冰川挪动速度一样慢。
We've kept a constant speed all the journey.
旅途中我们保持着平稳的速度。
In addition, the company's hydraulic motors will drive 32 special tires that contact the 648-foot diameter wheel, making it rotate at a constant speed of three times an hour.
此外，该公司的液压马达将带动32条特制轮箍，而这些轮箍连接到这个直径为648英尺高的摩天轮，使其以每小时旋转三次的匀速旋转。
By-passing to control the pressure at a constant speed is easily accomplished, but it wastes power.
容易实现用旁通控制在恒定转速下的压力，但旁通浪费能量。
Constant speed drive, a hydro-mechanical component for changing variable engine gearbox speed to constant speed to drive the electrical power.
恒速驱动装置，将发动机齿轮箱的可变转速转变为恒速以驱动电源的液压机械式部件。
The ACS 5000 variable speed drive system enables Boeing to run the fan in adjustable speed mode or at constant speed, depending on the protocols and parameters of each test.
ACS 5000变速驱动系统使得波音公司可以根据每个测试的规程和参数，自由设定可调速度模式或者恒速模式。
It is introduced that by using interference forecast combining with PD operation and expert controller, better control result could be obtained in locomotive operation under low and constant speed.
介绍在机车低恒速运行中，运用干扰预测，结合PD运算和专家控制器，可获得较好的控制效果。
Performing under the name Jaimi Starr, she cannot wear a helmet as this would affect the drag and she must keep a constant speed to beat the gravity that would otherwise pull her down.
泰利尔的艺名是贾米斯塔尔，在演出过程中她不能戴头盔，因为这可能会影响骑行。在骑行过程中她必须保持恒速前进，才能够克服重力不掉下来。
The high speed extrusion behaviors of several polyolefine melts were investigated by a double capillary rheometer of constant speed type.
采用恒速型双毛细管流变仪研究一批聚烯烃熔体的高速挤出行为。
To eliminate position dependent disturbances in a constant speed rotation system, we have proposed a very effective approach that introduces a new concept called the "position domain".
为了抑制恒速旋转控制系统中的位置相关扰动，我们提出了一种非常有效的方法，它引入一种称为“位置域”的新概念。
To eliminate position dependent disturbances in a constant speed rotation system, we have proposed a very effective approach that introduces a new concept called the "position domain".
为了抑制恒速旋转控制系统中的位置相关扰动，我们提出了一种非常有效的方法，它引入一种称为“位置域”的新概念。
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