Recently, researchers have used data collected by monitoring surface water temperatures to improve the ability of a reef to recover from bleaching.
最近,研究人员通过监测表面水温获得数据,并用此数据来提升珊瑚礁从漂白状态中恢复的能力。
The NOAA is monitoring these zones; it is easier to test for low oxygen levels than to find the oil plumes far below the surface.
NOAA 正在监测这些区域,比起寻找表面下油雾,测试低氧水平相对容易。
Combined with impedance concept, a method for on line structure health monitoring based on self sensing piezoelectric patches, which are bonded on the surface of the structure, is presented.
利用自驱动、自传感特性的压电陶瓷片,粘贴在外部结构的表面,结合动态阻抗的概念,提出了一种机电耦合的在线压电阻抗技术用于结构健康诊断。
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