isotopic age determination

例句：

1. 1.The isotopic age determination of the ancient pottery provides valuable information about its origins.
   古代陶器的同位素年龄测定为了解其起源提供了宝贵的信息。
2. 2.The team used a new technique to determine the isotopic age of the mineral.
   该团队使用了一种新技术来确定这种矿物的同位素年龄。
3. 3. The isotopic age determination of the sample was crucial for understanding its geological history.
   样品的同位素年龄测定对于理解其地质历史至关重要。