饮用水的硬度(世界卫生组织文件）

waterok

没时间仔细看，放上来大家分享。

2 E  n- Y/ e! O2 N  w从这个文件里快速浏览的时候看到这样一段
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EFFECTS ON HUMANS
There does not appear to be any convincing evidence that water hardness causes adverse
* j& Q' L/ n6 zhealth effects in humans. In contrast, the results of a number of epidemiological studies have
; G( P0 j" N# X3 D& Z6 \suggested that water hardness may protect against disease. However, the available data are
inadequate to prove any causal association.

% Z! y* v- ?/ |- V0 a0 u# r# N2 t谁有时间翻译一下大家一起讨论？
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waterok

这是一篇早期的文章。没看到世界卫生组织有更新一些的文章出来。