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海水已经侵入该国饮用水供水系统。
Salt water is already entering the country's drinking water supply.
youdao
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饮用水、污水和淤泥处理技术和水系统管理。
Potable Water, Wastewater, and Sludge treatment technology and system management;
youdao
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饮用水、污水和淤泥处理技术和水系统管理。
Potable Water, Wastewater, and Sludge treatment technology and system management;
youdao