首先考虑techwater=technical water 还是 technology water,对于前者,船舶用语上可以查到: technical water, 除饮用之外的淡水,没有任何消毒,杀菌,矿化处理。 technical water is, for instance, feed/supplementary feed water, circulation water, boiler water, condensed water and cooling water 译为:技术(用)水,工业(用)水 或者根据具体场合译为: 循环水、锅炉给水 等.