uranium productive massif

例句：

1. 1.The uranium-rich area is a promising source of nuclear energy.
   富含铀的地区是核能的一个有希望的来源。
2. 2.The uranium-producing massif is located in the northern part of the country.
   铀富集矿床位于该国北部。
3. 3. The uranium-producing massif has been mined for decades, providing significant economic benefits.
   该铀富集矿床已经开采了几十年，为经济带来了显著的利益。