| 单词 |
back siphonage |
| 释义 |
DictionarySeeSiphonageback siphonage
back siphonage[′bak ¦sī·fən·ij] (civil engineering) The flowing back of used, contaminated, or polluted water from a plumbing fixture or vessel into the pipe which feeds it; caused by reduced pressure in the pipe. back siphonageThe flowing back of used, contaminated, or polluted water from a plumbing fixture or vessel into the pipe which feeds it; due to reduced pressure in the pipe.back siphonage
back siphonage A reversal of the normal flow of water or other liquid due to a negative-pressure gradient. Back siphonage in a water system may result in contamination, triggering a “boil order” (i.e., an order to boil water before drinking so as to kill potential contaminants). |
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