snh 中文意思是什麼
snh
解釋
國家旅館公司-
This results showed the program can be used to simulate the variation of sewage qulity validly and exactly in a sewer which has the same characteristic with that sewer. analysing the real data and simulation data ss and xs decreased apparently ; xbh increased apparently ; snh, snd, and xnd have little variation
對西安市某污水管道進行水質測定和模擬，各組分實測值與模擬值的相對誤差均小於5 . 0說明兩者較為吻合，應用模擬程序可以對具有上述管道特徵的排水管道內水質變化進行有效和較為準確的模擬。
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