The point was also made that the Commission should not overestimate the importance of groundwaters and that some of the groundwaters to be covered by the study could be located far beneath the surface where their very existence might not be clearly ascertained.
32. 还有委员提出，委员会不应高估地下水的重要性，研究所涉的有些地下水可能位于地下深处，也许无法完全肯定其存在本身。