atomic core polarization 原子芯极化
atomic core field 弱核力场
electron-atomic core interaction 电子
the polarization of atomic core 原子实极化
atomic c core 原子中心部分
In order to improve radiation resistivity, the elements with smaller atomic number should be selected as dopants in both core and cladding of the fiber.
指出选用原子序数小的元素作光纤掺杂剂会有利于光纤抗辐照性能的提高。
By the dual-energy ct method of nondestructive analysis, we can obtain the distribution images of both atomic number and electronic density or analysing petroleum core and distinguishing inclusions.
用该方法可得出检测样品的原子序分布图和电子密度分布图，用以分析油田岩芯以及区别其内含杂质。
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