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汉语拼音：fàng shè xiàn

某些元素（如镭、铀等）的不稳定原子核衰变时放射出来的有穿透性的粒子束。分为甲种射线、乙种射线和丙种射线，其中丙种射线贯穿力最强。

1. 不穏定元素衰变时，从原子核中放射出来的有穿透性的粒子束，分甲、乙、丙三种射线，其中丙种射线贯穿力最强。

• Neuro-radiographer Halina Szutowicz, who conducted the scans, said the results ruled out a previous theory that the child had been murdered.

  主导扫描的神经放射线摄影师HalinaSzutowicz，说结果排除了先前小孩被谋杀的说法。

• Though this radiation is too weak to be detected by telescopes, it would be detectable if the LHC did make a tiny black hole.

  尽管望远镜还不能发现这种微弱的放射线，不过若LHC真能创造出微小黑洞，就能发现它。

• Besides their protective gear, Tokyo Electric is limiting the amount of radiation to which the workers can be exposed.

  除了他们的防护装备，东京电力正在限制工作人员们可以接触的放射线的剂量。

• Baby, it doesn't matter we don't have power at home, I absorbed so much radiation, my body will glow in the dark.

  宝贝，晚上家里没电没关系，我的身体吸收了如此多的放射线，我在黑夜里会发光。

• Radiological diagnosis is also of decisive importance for the documentation of late injuries and in the question of rehabilitation.

  放射线学的诊断为迟的受伤文件也是决定性的重要和在复原的问题中。

• The intact history, clinical manifestation, radiological examination and response to therapy were all evaluated.

  全部病人皆接受完整病史，临床表徵，放射线检查，及治疗反应的评估，并与其他文献做比较。

• Has the application to which this radiological examination is related, already been submitted to an Australian Government office?

  这份关于放射线检查的申请是否已经提交澳大利亚政府办事处？

• Nuclear experts say that radiation from the core of a reactor can split water molecules in two, releasing hydrogen.

  原子能专家说，核反应堆堆芯的放射线能够把水分子一分为二从而产生氢气。

• Radiographic examination is one of the most frequently used diagnostic methods applied in patients with implant therapy.

  放射线摄影是牙科植体治疗的重要诊断工具之一。