小汽车(火)与抽水马桶(水)是交通和排污的技术工具。
The automobile (fire) and water closet (water) are specific technologies for transportation and waste treatment.
介绍了热泵式凝结水回收装置和锅炉排污闪蒸汽回收成套装置的特点和流程，可分别用于印染厂凝结水回用。
The characteristics and procedure of condensate recovery device of heat pump type were introduced, and applied to condensate recovery from dyeing and printing plant.
本文研究和探讨了大沽排污河及其支流的沉积物上覆水、孔隙水以及沉积物中金属的沿程分布特征。
The metals distribution of Dagu canal and its tributaries in surface water, porewater and sediment have been studied.
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