But so far, no perfect methods are available for estimating the resources of deep-seated subsurface brines.

但对深层地下卤水资源量的评价，尚无完善的方法。

youdao

But so far, no perfect methods are available for estimating the resources of deep-seated subsurface brines.

但对深层地下卤水资源量的评价，尚无完善的方法。

youdao