Cessna, outfitted with infrared sensors, circled overhead, so researchers could compare the temperature picked up from the air with the actual temperature of the pool and griddle.

• 一架装置了红外线感应器的西斯纳小飞机则在上方盘旋，可让研究人员从空中记录温度，并与浅盘及水池的实际温度做比较。