rn的翻译，读音

例句

Heating can reduce the emanation coefficient of rn effectively, which can be used as a new measure to defend against radon and radon daughters. 灼烧法是一种有效降低氡射气析出率的方法，可作为对氡射气及放射性子体的防护手段加以利用。

The results show after heating, the emanation coefficient of rn in above materials decreases gradually according to the heating temperature increasing. 实验结果表明，上述地质材料的氡射气析出率随灼烧温度升高而减小。

What is an rn Number? 什么是rn号码? 。

Stagho rn stone of kidney 肾鹿角状结石 。

He rn his horse up the hill. 他策马跑上小山。