詞語：drawdown
drawdown的解釋
drawdown['drɔ:daun]n. （美）減少；水位降低
drawdown的意思
drawdown 地下水位下降;水位降落;下降;洩降;Maximum Drawdown 最大跌幅;最大資金回挫;最大縮編;drawdown curve 液面下降曲線;壓降曲線;產量下降曲線;抽水降深曲線,浸潤曲線;specific drawdown 比液面下降;比洩降;此洩降;added drawdown 附加降深;
drawdown的參考例句
1.Unsteady testing for oil and gas well includes testing of drawdown curve and build-up curve. 油井和氣井的壓力不穩定測試，包括壓降曲線測試和壓力恢復測試。
2.During the excavation of deep foundation pit, the seepage of groundwater forms a drawdown cone around the foundation pit. 利用該模型分析了在軟土地區深基坑開挖引起地下水滲流場的變化。
3.Equations of steady drawdown, seepage velocity, quasi steady time and ideal well distance were obtained through analytic seepage equation. 通過分析理論解，從中得出穩態降深方程、穩態滲流速度方程、准穩態時間方程和理想井間距方程。