FIR has three properties: radiation, deep penetration, and resonance absorption.
区有三个属性:辐射,深渗透,共振吸收。
It is shown that penetration of magnetic-dipole radiation in the medium of the crab nebula seems to be possible.
指出在蟹状星云介质中磁偶极辐射的穿透似乎是可能的。
Dental radiography USES a small radiation dose with high penetration to view teeth, which are relatively dense.
牙科X线摄影使用一个小的辐射剂量与高渗透,以查看牙齿,这是相对密集。
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