被动探测使用毫米波辐射计,不发射电磁波,因而没有电磁污染和目标闪烁效应,工作比较隐蔽,不易被发现。
Passive detection uses MMW radiometer, which does not emit electromagnetic wave, has no glitter effect and works snugly.
这项研究显示使用微量元素、稳定-和放射电同位素来记录现有地球化学和污染物从废物坑道的运移是可行的。
This study demonstrates the applicability of using trace elements, stable - and radio-isotopes to document the existing geochemistry and the contaminant transport from the waste trenches.
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