potable water lines meaning in Chinese

饮用水线

Do not use 50 / 50 tin - lead solder ( or any lead based solder ) in potable water lines . use 95 / 5 tin - antimony or other equivalent material
在饮用水管道上不要采用50 / 50铅焊料（或任何铅基焊料）。请采用95 / 5锡-锑或其他等同材料。
It is mandatory to prevent the reverse flow of fire protection system substances , i . e . glycerin wetting agents , stagnant water and water of non - potable quality from being pumped or siphoned into the potable water line
这种装置强制性防止消防系统物质，如湿甘油剂，停滞水和非饮用级的水通过泵吸或虹吸进入饮用水系统中。
It is mandatory to prevent the reverse flow of fire protection system substances , i . e . , glycerin wetting agents , stagnant water and water of non - potable quality from being pumped or siphoned into the potable water line
也就是强制性要求防止消防系统物质，如甘油润湿剂，积滞水和非饮用水品质等级的水由于泵吸或虹吸进入到饮用水管线中。
It is mandatory to prevent the reverse flow of fire protection system substances , i . e . , glycerin wetting agents , stagnant water and water of non - potable quality from being pumped or siphoned into the potable water line
这种总成强制性防止消防系统流体介质的倒流(回流) ，如甘油润湿剂，积滞水和非饮用水，防止这些流体介质泵吸或虹吸进饮用水管道。