It emits near-infrared energy and measures whether any significant amount of the IR light is returned.
英
美
- 它发出接近红外线的能量并测量有没有相当多的红外线返回。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries