1.
drainage capacity
排水系统的去水能力
2.
bilge pumping and draining system
舱底污水泵及排水系统
3.
bilge and ballast piping system
舱底水和压载水系统
4.
condensate system
凝水系统 tank凝水柜
5.
filling and emptying system
(船闸的) 充水和放水系统
6.
lock filling and emptying system
船闸充水与泄水系统
7.
leakage of sewage into distribution systems,
污水渗入给水系统，
8.
Percentages of the Water Quality Grades of the Pearl River System
珠江水系水质类别比例
9.
Percentages of the Water Quality Grades of the Hai River System
海河水系水质类别比例
10.
Percentage of the Water Quality Grades of the Yangtze River System
长江水系水质类别比例
11.
Percentage of the Water Quality of the Yellow River System
黄河水系水质类别比例
12.
Percentage of Water Quality Grades in Liao River System
辽河水系水质类别比例
13.
Percentages of the Water Quality Grades of the Huai River System
淮河水系水质类别比例
14.
Salt water is already entering the country's drinking water supply.
海水已经侵入该国饮用水供水系统。
15.
Steam Boiler Drain as Make-Up Water for Hot Water System
以蒸汽锅炉水作为热水系统的补充水
16.
large-drop sprinkler system
大水滴洒水喷头系统
17.
ancillary pumping and piping system
辅助水泵及水管系统
18.
emergency bilge drain piping system
应急舱底水泄水管系