回流污染的英文

backflow pollution

• 回流:    back-flow; inverse ...
• 污染:    pollute; contamina ...
• 农业回流污染:    agricultutal biome ...

例句与用法

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1. Technical specification for prevention of backflow pollution in water supply system
   给水系统防回流污染技术规程
2. Devices to prevent pollution by backflow of potable water - unrestricted air gap - family a , type a
   防饮用水回流污染设备.无限制气隙. a类a型气隙
3. . a b devices to prevent pollution by backflow of potable water - air gap with non - circular overflow unrstricted - family a , type b
   防饮用水回流污染装置.带不循环溢流口的
4. . a b devices to prevent pollution by backflow of potable water - air gap with non - circular overflow unrestricted - family a , type b
   防饮用水回流污染设备.非循环溢流气隙
5. Devices to prevent pollution by backflow of potable water - automatic diverter - family h , type c ; german version en 14506 : 2005
   防饮用水回流污染的装置.自动排水道. c型h系列