They are the cavity radiometer and the water flow power meter for laser power measurement, the cone calorimeter and the volume-absorbing calorimeter for laser energy measurement.

有测量激光功率的空腔型辐射计和流水式功率计、测量激光能量的锥型能量计和体吸收型能量计。

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A useful unit converter can help you make the daily calculation, including conversion of area, density, energy, force, length, mass, power, pressure, speed, temperature and volume.

一个有用的单位转换器可以帮助您日常计算，包括面积，密度，能源，力，长度，质量，功率，压力，速度，温度和体积的转换。

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High power handling, significant energy contribution in a well limited inner volume environment in order to achieve exceptional bass reproduction.

高功率处理，显著的节能贡献，在一个良好的环境，有限的体积内，以实现卓越的低音再现。

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As might be expected, deals involving raw materials and energy and power accounted for 52 percent of the total volume and the vast majority of the larger deals.

FORBES: China Outbound M&A In 2011

Power density refers to the energy flow that can be harnessed from a given unit of volume, area or mass.

FORBES: Magazine Article

The first is a spring-controller circuit that exploits the fact that, although the spring provides energy at a fixed rate, a radio needs less power when it runs at low volume.

ECONOMIST: Clockwork technology