英语词汇helium-4怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
Unlike helium-4, it cannot be produced by radioactive decay.
与氦- 4不同之处是，氦- 3不能由放射性衰变产生。
2
Because of this, the quality of helium-4 nucleus has been reduced.
正因为这样，氦4原子核的质量减少了。
3
Like deuterium, it is rare relative to helium-4, but, unlike hydrogen, helium doesn't form chemical compounds as abundant as water.
象氘一样，相对于氦- 4它是非常罕见的，但是不同于氢，氦不是来自化学混合物象水那样丰富。

单词	helium-4
释义	helium-4 简明释义氦-4 网络释义短语 1 helium 3-helium 4 mixture 氦3氦4混合体 2 Helium-3 and Helium-4 Mixtures 氦 3 helium 4 氦双语例句 1 Unlike helium-4, it cannot be produced by radioactive decay. 与氦- 4不同之处是，氦- 3不能由放射性衰变产生。 2 Because of this, the quality of helium-4 nucleus has been reduced. 正因为这样，氦4原子核的质量减少了。 3 Like deuterium, it is rare relative to helium-4, but, unlike hydrogen, helium doesn't form chemical compounds as abundant as water. 象氘一样，相对于氦- 4它是非常罕见的，但是不同于氢，氦不是来自化学混合物象水那样丰富。
随便看	mixed concrete mixed condensation mixed condenser mixed conditional distribution mixed conduct and emotions disorder mixed conduction Mixed conductive and sensorineural hearing loss mixed cone mixed congestion mixed congruence method mixed-congruential mixed congruential method mixed coniferous broad leaved forest mixed conjugation mixed connected tissue mixed connection mixed connective tissue disease mixed consignment mixed constant mixed construction mixed container mixed content mixed continental and marine deposit mixed continuous group mixed contracts