The most liable method now is the geological disposal, that is, to explore a closed and security natural burrier.

普遍采用的方法是地质处置，即保寻安全封闭的天然屏障。

youdao

The most liable method now is the geological disposal, that is, to explore a closed and security natural burrier.

普遍采用的方法是地质处置，即保寻安全封闭的天然屏障。

youdao