varying-head

常見例句

Water infiltration of water storage pit irrigation is under varying-head conditions.
蓄水坑灌條件下的土壤入滲是在變水頭作用下進(jìn)行的。
The research results will have an important value for to study further varying-head infiltration and soil moisture characteristic of water storage pit irrigation .
這一研究成果爲(wèi)進(jìn)一步研究蓄水坑灌條件下的變水頭入滲及土壤水分運(yùn)動(dòng)特性奠定基礎(chǔ)。
In the meantime the time variation of the water level in the ditch has been taken into account, therefore the groundwater head are time-varying as the groundwater flows toward the drain system.
在討論這個(gè)問題時(shí)，又考慮進(jìn)了排水溝中的水位也是隨時(shí)間而變化的，因此在地下水流動(dòng)過程中的任一瞬時(shí)，其地下水頭差也是一個(gè)變量。