For power, they "scavenge" energy from the environment, using solar energy or temperature changes.
至于动力，它们会利用太阳能或是温度变化从环境中“捡”一点能量。
Using aeration technology is feasible to improve the water environment to the black, odor and slow-flowed river in Suzhou old city zone in the season of high temperature.
尤其对于苏州古城区滞流型的黑臭河道，在高温季节运用曝气复氧来改善水环境具有较好的可行性和优越性。
Precisely estimated time delay of acoustic wave signal is very important to implementing the most accurately measurement of temperature using acoustical method in the strong noise environment.
声波信号时延的准确估计是实现强噪声环境下声学法高精度测温的关键。
The measurement accuracy of electron beam by using semiconductor detector is easily affected by beam energy, dose rate, beam incidence direction, environment temperature etc.
电子束半导体探测器的测量精度易受到射线的能量、剂量率、入射方向和环境温度等条件的影响。
By using vacuum coating method, we prepared a new type of goggles which is very fitted to be used in the high temperature smelting and welding environment.
采用真空镀膜的方法，制备出高温冶炼、焊接等使用的护目镜。
By using vacuum coating method, we prepared a new type of goggles which is very fitted to be used in the high temperature smelting and welding environment.
采用真空镀膜的方法，制备出高温冶炼、焊接等使用的护目镜。
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