it could help determine the rate at which the earths interior has been cooling how the forces affecting the earths crust have changed over time and the heating produced by radioactive decay the researchers say
研究人员说，它可以帮助确定地球内部冷却的速度，影响地壳的力量如何随着时间的推移而变化，以及放射性衰变产生的热量
以上为机器翻译结果，长、整句建议使用 人工翻译 。