或许在街上你们低声细语，但在这里不应该这样，这是另一个系统，我们有一个恒定的外压强。
I mean maybe up the street we whisper, but here we know it. And, so here is a different kind of system where we have a constant external pressure.
好，现在系统有恒定的温度，因为它是绝热的。
OK, so we have constant temperature, because it's isothermal.
这些物理系统的测试依赖于对作用力、质量和能量守恒定律的标准设计实践。
Design and testing of these physical systems rely on standard design practices that employ the laws of conservation of force, mass, and energy.
这是我们第一次，在这种系统里使用，角动量守恒定律。
Now we're going to apply for the first time in systems like this, the conservation of angular momentum.
平行式要求伺服系统具有良好的速度稳定性，保证恒定的速度输出。
And that parallel mode requires the servo system to have good speed stability to ensure invariable output of speed.
由动态探测系统和恒定的测量力决定了极好的重复性。
Excellent repeatability thanks to its dyn AMIc probing system with constant measuring force.
采用恒压变量柱塞泵，输出压力保持恒定，输出流量根据系统需要而变化。
Using constant pressure variables plunger pump, output pressure can keep constant and flow varies as per system's demand.
控制系统的功能是在负载随时变化的工况下，确保机组转速恒定，并使电压输出控制在要求范围之内。
The control system functions to keep speed of the machines substantially constant and the voltage within prescribed limits, even the load may change.
该功能可以使数控系统根据刀尖所处的X坐标值，作为工件的直径值来计算主轴转速，使切削速度保持恒定。
This function can make numerical control system according to the point in the X coordinates, as the diameter of the workpiece calculated value spindle speed, and the cutting speed to be constant.
这就要求计量部门具有能建立具有更高的精度、稳定性和可靠性的恒定的温度场环境的温度控制系统。
The measure department needs a temperature control system which should have higher precision, stability, dependability on founding a temperature entironment.
因此冷却系统还有一个重要任务，就是让发动机迅速预热，然后，就让发动机保持恒定的温度。
So another important job of the cooling system is to allow the engine to heat up as quickly as possible, and then to keep the engine at a constant temperature.
采用一维非恒定流方程模拟地下排水管网内的水流，并给出泵站、闸门、淹没出流管道等排水系统的处理方法。
The flow in the drainage pipe network is simulated by one-dimensional unsteady flow theory, and the calculation of the pumping stations, the water gates and submersed pipes is indicated.
采用变频控制系统后，可以实时监测供气管路中气体的压力，使供气管路中的气体的压力保持恒定，提高生产效率和产品质量；
USES frequency conversion control system, can real time monitoring gas supply lines gas pressure, make the gas supply pipe gas pressure constant, improve the production efficiency and product quality.
空调系统维持恒定的温度。
Geo-thermal heating and cooling maintain constant temperatures.
结果表明，在换能器不同振动模态下，等效并联电容电阻并非恒定值，而且实际支承工况下换能器系统工作时存在负阻尼效应。
The result shows, under different vibration mode, equivalent parallel capacitance and resistance are not constant value. There is negative damp effect in transducer system at the operating mode.
采用SCR之温度控制系统，温度恒定精神，使贴底效果更加。
Using the SCR, temperature control system temperature constant spirit, make the poster bottom effect more.
码率控制是恒定码率视频压缩编码系统的一个关键研究课题。
Bit-rate control is a key topic in the constant bit - rate video compression coding system.
根据基本的质量守恒定律、能量守恒定律以及一些经验公式等建立了系统的动态数学模型。
Based on the mass conservation law, the energy conservation law and some empirical equations, the dynamic model is built.
完成了恒定束宽波束形成以及宽带源方位估计算法在DSP硬件系统中的实现。
The constant beam-width beam-former and wideband DOA estimation algorithms are realized in the DSP hardware systems.
在电力的众特性之中，电力系统工程师主要关心的是保持恒定的工作频率。
Of the characteristics of electric power, the primary concern of the electric power system engineers is to maintain a constant operating frequency.
配置自动控温系统保持温度恒定，可带搅拌机构。
Disposes controls the warm system maintains automatically the temperature is constant, may bring the rabbling mechanism.
另外，对互联网的系统性能恒定的通入和许多用具已经在您的家。
Additionally, the system features constant access to the Internet and much of the apparatus is already in your home.
所以，对这样的系统要求它们的熵保持恒定，和一个非常笨拙做法。
So, and of course, you know, keeping entropy as a fixed variable for a system like that is extremely cumbersome.
最后，系统应用于恒定流单桩冲刷实验的地形测量。
Finally, the system applies in topographic survey of steady flow single pile scouring experiment.
这两者各具特点，但又有机地联系在一起。水电站有压输水系统非恒定流对水电站的稳定及安全运行有很大影响，所以对其研究也倍受人们重视。
The non-steady flow in pressure water-carriage system have quite influence on the stability and safety of operation of hydropower station, so it is paid more attention.
泵控容积调速系统中负载发生变化时，要保证马达输出转速恒定。
When the load of pump control cubage timing system changes, the motor output speed must be kept steady.
用非恒定流数学模型对系统的输水管道、配水管道、调节池进行分析。
Conveyer and service pipes and regulating pond of the system was analyzed through unsteady mathematic model.
用非恒定流数学模型对系统的输水管道、配水管道、调节池进行分析。
Conveyer and service pipes and regulating pond of the system was analyzed through unsteady mathematic model.
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