Keeping his distance, a diver sets up equipment to measure the whirlpool's flow rate.

在保持一定距离的同时，潜水员会安装设备来测量这个漩涡的流速。

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H0 is the Hubble constant, or parameter that indicates the rate at which the universe is expanding; and distance is the galaxy's distance from the one with which it's being compared.

其中，速度表示星系后退的速度，H0为哈勃常数，也即宇宙膨胀速率的参数，而距离指的是星系与相比较星系之间的距离。

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To work out the solution to these problems, enhancing the field strength and Covering Rate, extending the distance in communication, improving the definition of voice are essential.

设计了完整的方案，提高了原无线列调中存在的弱场区的场强，并增大场强覆盖率，使通话距离得到扩展，改善了话音质量。

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In addition to tracking location, they track speed, distance, heart rate and calories burned.

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Looking into a viewfinder is awkward for high-end cameras, but looking through Glass would be much easier, he said. (Glass can already snap photos itself.) He also wants a Glass integration with bicycles to track things like riding time, distance and heart rate.

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Another is that the IRS is using this year's income tax filings to refund billions in long-distance phone taxes, which it belatedly conceded it had wrongly imposed on cellphone bills and certain flat-rate long-distance charges.

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