Research of sterilization and disinfection about sewage is an important work to solving the water quality safety.

对污水的杀菌消毒处理是解决水质安全问题的重要工作。

youdao

Water quality safety directly affects the hygiene indexes of the products of all industrial fields and even the health of human being.

水质卫生指标的优劣，直接影响到许多行业产品的卫生质量，最终影响到人类自身的健康。

youdao

Due to the behindhand economic and natural limit, all the problems about water shortage, water quality safety and non-convenient transportation need be settled immediately.

由于落后的经济自然条件限制，如何妥善解决关于水资源短缺，水质安全保障和不发达的交通问题都是当务之急。

youdao

Better, still, if you can help people avoid or solve a problem--say, by inspecting homes for water quality or environmental safety.

FORBES: Magazine Article

But Biosensors could also be used for testing water quality and food safety (the toxins produced by food-spoiling bacteria would show up easily).

ECONOMIST: Medical diagnostics

They include water supply and sewerage, including abstraction and impounding of water, resources management, water quality, the water industry, water charges, safety of reservoirs and so on.

BBC: Highly politicised liquid assets