Water was the main source of mechanical power, and by the end of the seventeenth century, England alone is thought to have had some 20,000 working mills.
水是机械动力的主要来源，而到了17世纪末，人们认为仅英格兰就有2万个左右的工作磨坊。
We have been working with Open Source for a long time and have seen the great power of the community and the approach.
我们已经从事开源事业很长时间了，已经看到了这一社区及这一方法的巨大力量。
I think that there are two trends working in solar's favor as the primary power source of the future.
我认为，有利于太阳能成为主要电能来源的趋势有两个。
A low power cylindrical anode layer ion source and its working characteristic, and the beam distribution are introduced.
介绍了一种低功率圆柱形阳极层离子源的工作特性和束流分布特性。
The final basic cause that resulted in the failure is no working state monitoring signal and failure warning signal of power supply source of controlled silicon excitation device.
最终查出造成机组事故的根本原因是可控硅励磁装置供电电源无工作状态监视信号及故障报警信号；
No doubt, you will be working toward ambitious professional aspirations and will realize your true source of personal power.
毫无疑问，你对工作的热情和对专业的能力将会实现你的个人能力。
This system consists of interactive-drawing programming system, control of working, power source with large power pulse, the main unit uses pentium 586 chip.
本控制系统由交互式绘图编程、加工控制、大功率脉冲电源三部分组成，主机采用奔腾586计算机。
Because of the limitation of power source, the working time of MDV in each dive will be limited.
由于能源有限，灭雷具每次下潜的工作时间将受到限制。
The problem of annual arc welding power source whose output is surge and power factor is lower, is solved by means of main circuit, arc ignition circuit and arc static circuit working together.
通过主回路、引弧电路、稳弧电路的共同作用，解决了一般弧焊电源输出脉动大、功率因数低的缺点。
DLR is working with Airbus to research research fuel cells as a source of auxillary power for commercial aircraft.
德国航空航天中心正在与空中客车共同研究，将燃料电池用作商用飞机的混合动力源。
No doubt, you will be working toward ambitious professional aspirations and will realize your true source of personal power.
工作固然重要，闲暇时会时常考虑自己的方向是不是自己理想的目标。
Selects when should pay attention to the working conditions high: Lowest specifications and so on temperature and power source type.
选用时应注意工作环境的最高：最低气温及电源种类等技术要求。
A manual cold noodle making machine is characterized in that a manual oil pump is used as a power source, and edible oil is used as a working solution medium.
手动冷面机其特征在于手动油抽为动力源，食用油为工作液介质。
Field emission light source has drawn wide attention for its low power consumption, high brightness, long working-life and non-pollution.
场发射光源具有低功耗、高亮度、长寿命、无污染等优点，近年来成为人们研究的热点。
While working, it doesn't need extra air power source, and is a new type of conservative pneumatic component.
本产品工作时不需另附气源，是一种新型的节能气动元件。
While working, it doesn't need extra air power source, and is a new type of conservative pneumatic component.
本产品工作时不需另附气源，是一种新型的节能气动元件。
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