There's the dry land portion and water safety.

有陆地的部份和水中安全。

To co-ordinate and conduct water safety related research.

协调和进行水安全相关研究。

Attention is paid to drinking water safety in recent years.

饮用水是否安全，是近年来社会各界普遍关注的问题之一。

Application of set pair analysis to evaluation of water safety.

集对分析法在水安全评价中的应用研究。

Water safety is an important component of the safeties in the city.

水安全问题是城市安全问题的重要组成部分。