“铱-192辐射源”的概念、定义、翻译、参考文献-科学参考

单词	铱-192辐射源
释义	铱-192辐射源 Encyclopedia 理学气体辐射化学释 Ir-192 radiation source铱-192辐射源以铱的放射性同位素铱-192〔为β-衰变核素。主要的β射线的最大能量（千电子伏）分别为673（47.9%）、537（41.4%）和256（5.5%）。主要的γ、X射线能量（千电子伏）分别为317（83%）、468（48%）和308（30%）。半衰期为73.827天〕做成的辐射源。
随便看	closed n-sphere closed object closed oil gathering process closed-open set closed operator closed orbit closed orthogonal sequence closed orthogonal system closed orthonormal system closed path closed path Green's function closed path; loop closed path space closed pipe closed plane closed pneumothorax closed point closed point set Closed Population closed power station closed professional sports league closed pseudo-manifold closed quadrature formula closed quantum system closed range theorem

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