“big-bang nucleosynthesis”的概念、定义、翻译、参考文献-科学参考

单词	big-bang nucleosynthesis
释义	big-bang nucleosynthesis Encyclopedia 理学宇宙的热历史释 big-bang nucleosynthesis大爆炸核合成大爆炸后宇宙膨胀温度降到约10亿度时由质子和中子经聚合反应生成氘、氦、锂等轻元素核的过程。
随便看	water treatment system water treatment unit for liquefaction process water tube boiler water tube boiler of single drum horizontal type water tube boiler of single drum vertical type water tunnel water use benefit water use control water use efficiency water use investigation water use norm water user association water-use right water vacuum tank water value of a calorimeter water valve water-vapor plasma water vapor resistance of polymer materials water vapor tape recorder water-vapour maser water vapour transport water vascular system water vesicle water wave waterway

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