potableadj.适于饮用的
potable water in villages农村饮水
potable water consumption淡水消费
potable spectrophotometer便携式光谱仪
potable water tank coating饮水舱涂料
potable water service panel食水勤务控制板
potable natural mineral water天然饮用矿泉水
potable water storage cistern饮用水贮水箱
Potable water source district饮用水源地
potable water treatment system给水处理系统
potable water qual. ity analyzer便携式