They measure position, force or temperature and transmit the data instantaneously by radio.

它们测量位移、受力状况以及温度，并通过无线电即时的将数据传送出去。

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Correct project items for system installing includes selecting pressure measure position, paving pipe reasonably and choosing proper install position.

系统的正确安装包括取压口的开口位置、连接导管的合理铺设和仪表安装位置的正确等。

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The difference in the apparent position of the cosmic masers lets astronomers measure their distance from the Earth.

VOA: special.2009.01.20

Rather than by forming an image or a picture you put electrodes on the surface of the body and measure the electrical potential as a function of position on the body.

它并不对人进行直接的造影,而是将电极放到身体表面,通过测量该位置电势能,表征该部位的生理状态

耶鲁公开课 - 生物医学工程探索课程节选

If you put the electrodes in the right position and you measure in the right way you can detect the electrical activity of the heart and record it on a strip recorder like this one shown here, or display it on a computer.

如果将电极放置正确,并采用正确的方式检测,就能检测到心脏的电活动,并将它记录在像这样的长图记录仪上,或者显示在电脑上

耶鲁公开课 - 生物医学工程探索课程节选

Two telescopes positioned 100 metres apart, for example, can then be used to measure the position of a star with the same accuracy as a single 100-metre telescope.

ECONOMIST: A roadmap for planet-hunting

Like Kinect, these solutions will have a pair of 640 x 480 camera sensors to measure user position in 3D space, but don't expect them to have motorized tilt functionality or voice recognition -- PrimeSense said it won't be able to make those available for manufacturers, as they're all Microsoft ideas.

ENGADGET: Kinect tech destined for TV-embedded greatness in 2011, HTPC integration later this year

So the oil-services companies devised techniques (such as the Q-Fin system from WesternGeco and the Nautilus system from CGGVeritas) to measure and adjust the position of the streamers as they travel through the water.

ECONOMIST: Inside story