The NWS Web site features a handy on-line calculator for determining the heat index based on a combination of either temperature and relative humidity or temperature and dew point.

国家气象局(NWS)网站公布了一个方便的在线计算器便于大家基于温度和相对湿度或温度和露点的结合来计算炎热指数。

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The problem has been that high temperatures are necessary to power heat-based conversion systems, yet solar cell efficiency rapidly decreases at higher temperatures.

问题是热能转化系统需要更高的温度，而太阳能电池的效率在高温下迅速降低。

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The authors note we can't depend solely on a study done with heat-based pain-but the method shows hope for new ways to accurately measure pain.

作者提醒我们不能只依赖基于心率的疼痛研究——不过还是有希望开发出精确测量疼痛的方法的。

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The extruder is designed specifically for use with MakerBot PLA, a new plastic material based on corn, that Bre Pettis claims wont expand when exposed to the heat -- which means it wont contract when it cools, leading to smoother printed objects and less cracking.

ENGADGET: MakerBot unveils Replicator 2, 2X and launches retail store, we go eyes-on

In this case, the failure of IPCC computer models to accurately predict atmospheric heat loss provided strong evidence that the IPCC computer models are based on faulty assumptions.

FORBES: NASA Data Pit Scientific Method Against Climate Astrology

The British Olympic rowing team has called on small Pennsylvania-based company Noble Fiber Technologies to create uniforms that will stand up to the intense Greek heat.

CNN: Silver secret behind golden hopes