1 . 氦氣
numerical simulation on scatheless measurement of heliumpressure in fuel rod ., 燃料棒內氦氣壓力無損檢測的數值模擬.
2 . 氦
Alpha particles positively charged heliumnuclei obtained from natural radioactive decay ., 粒子是從天然放射性蛻變得到的帶正電的氦核.
3 . 氦的
provide adequate ventilation where heliumis being used .為正在使用氦的地方提供充分的通風。
4 . 氦元素
These react to form helium, yet more neutrons and a whole lot more energy ., 這些混合物發生反應后就形成氦元素 , 并同時生成更多的中子與大批量的能量.