| 单词 |
neutron soil-moisture meter |
| 释义 |
neutron soil-moisture meter neutron soil-moisture meter[′nü‚trän ′sȯil ‚mȯis·chər ‚mēd·ər] (engineering) An instrument for measuring the water content of soil and rocks as indicated by the scattering and absorption of neutrons emitted from a source, and resulting gamma radiation received by a detector, in a probe lowered into an access hole. |
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