The light perceived by the human eye is measured in units called lumen-hours.This is about the amount produced by burning a candle for an hour.

人眼能感知的光亮是以流明-小时为单位计量的，每流明相当于一支燃烧一小时的蜡烛产生的能量。

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The light perceived by the human eye is measured in units called lumen-hours. This is about the amount produced by burning a candle for an hour.

人眼感受的光用流明时这个单位来衡量——燃烧一根蜡烛一个小时所产生的光的量就是一流明时。

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For control of NOx emissions by power generating and cogeneration units burning other type of fuels, please refer to this Technology Policy for implementation.

燃用其他燃料的发电和热电联产机组的氮氧化物排放控制，可参照本技术政策执行。

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"This is the first official commitment they are making to stop burning coal at these units, " said Nachy Kanfer, a deputy director for the Sierra Club's Beyond Coal Campaign.

WSJ: Settlement binds power co. to stop burning coal

By the afternoon, 198 firefighters from 44 units had responded and the fire was still burning, a city Fire Department spokesman said.

WSJ: Brush Fires Sear Region

Mr. Venezia was one of the few survivors of the Sonderkommando, or special units, in charge of emptying the gas chambers and burning the corpses during the Holocaust at Auschwitz-Birkenau.

UNESCO: MEDIA SERVICES