backflow pollution 中文意思是什麼

backflow pollution 解釋
迴流污染
  1. Devices to prevent pollution by backflow of potable water - automatic diverter - family h, type c ; german version en 14506 : 2005

    防飲用水迴流污染的裝置.自動排水道. c型h系列
  2. . a b devices to prevent pollution by backflow of potable water - air gap with non - circular overflow unrestricted - family a, type b

    防飲用水迴流污染設備.非循環溢流氣隙
  3. Dn 10 - dn 20. c d devices to prevent pollution by backflow of potable water - pipe interrupter with permanent atmospheric vent dn 10 to dn 20 - family d, type c

    防止飲用水迴流污染的裝置.帶恆定大氣壓力孔的管阻流器
  4. Devices to prevent pollution by backflow of potable water - pipe interrupter with permanent atmospheric vent dn 10 to dn 20 - family d, type c ; german version en 14453 : 2005

    防飲用水迴流污染的裝置.帶恆定大氣壓力孔的管阻流器
  5. Devices to prevent pollution by backflow of potable water - pipe interrupter with atmospheric vent and moving element dn 10 to dn 20 - family d, type b

    防飲用水迴流污染的裝置.帶大氣壓力孔和移動元件的管阻流器dn10至dn 20 . b型d系列
  6. . a b devices to prevent pollution by backflow of potable water - air gap with non - circular overflow unrstricted - family a, type b

    防飲用水迴流污染裝置.帶不循環溢流口的
  7. Devices to prevent pollution by backflow of potable water - air gap with circular overflow restricted - family a, type f

    防飲用水迴流污染的裝置.帶圓形溢流口的氣隙. f型a系列
  8. Devices to prevent pollution by backflow of potable water - air gap with circular overflow restricted - family a, type f ; german version en 14622 : 2005

    防飲用水迴流污染的裝置.帶圓形溢流口的氣隙. f型a系
  9. . g a devices to prevent pollution by backflow of potable water - air gaps with minimum circular overflow verified by test or measurement - family a, type g

    防飲用水迴流污染的裝置.帶最小圓形溢流口的氣隙
  10. Devices to prevent pollution by backflow of potable water - air gap with submerged feed incorporating air inlet plus overflow - family a, type c

    防飲用水迴流污染裝置.帶浸入式給水裝有空氣進口和溢流口的氣隙. a類c型
  11. Devices to prevent pollution by backflow of potable water - air gaps with minimum circular overflow verified by test or measurement - family a, type g ; german version en 14623 : 2005

    防飲用水迴流污染的裝置.帶最小圓形溢流口的氣隙
  12. Devices to prevent pollution by backflow of potable water - air gap with submerged feed incorporating air inlet plus overflow - family a, type c ; german version en 13078 : 2003

    防飲用水迴流污染裝置.帶浸沒式給水裝有空氣進口和溢
  13. Devices to prevent pollution by backflow of potable water - unrestricted air gap - family a. type a

    利用飲用水迴流進行防污的裝置.不限空隙. a系列a型
  14. Devices to prevent pollution by backflow of potable water - air gap with injector - family a. type d

    防飲用水迴流造成污染的設備.有噴嘴的氣隙. a類. d型
  15. Devices to prevent pollution by backflow of potable water - air gap with injector - family a - type d

    防飲用水迴流造成污染的設備.帶噴射器的氣隙. a類d型氣隙
  16. Devices to prevent pollution by backlow of potable water - hose union backflow preventer dn 15 to dn 32 - family h, type a

    防飲用水迴流污染的裝置.軟管接頭防迴流裝置dn 15至dn 32 . a型h系列
  17. Devices to prevent pollution by backflow of potable water - controllable backflow preventer with reduced pressure zone - family b - type a

    防飲用水迴流污染設備.帶減壓區的可控制迴流防止器. b系列a型
  18. Technical specification for prevention of backflow pollution in water supply system

    給水系統防迴流污染技術規程
  19. Devices to prevent pollution by backflow of potable water - hose union backflow preventer dn 15 to dn 32 - family h ; type a ; german version en 14454 : 2005

    防飲用水迴流污染的裝置.軟管接頭防迴流裝置dn 15至d
  20. Devices to prevent pollution by backflow of potable water - unrestricted air gap - family a - type a ; german version en 13076 : 2003

    防飲用水迴流污染裝置.無限制的氣隙. a類a型
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