drawdown是什么意思,drawdown怎么读,
英式发音:[ˈdrɔːdaʊn] 美式发音:[ˈdrɔːdaʊn]
1.During the drawdown period, the vegetation is structured by helophytes and emergents.
在水位下降期间,植被主要由沼生植物和挺水植物组成。
2.While NATO officials gave no specific timeline for the drawdown, Secretary General Jaap DE Hoop Scheffer said it could take place by next January.
尽管北约官员没有给出具体撤军的时间安排,北约秘书长夏候雅伯说,撤军可能从明年1月开始。
3.Unsteady testing for oil and gas well includes testing of drawdown curve and build-up curve.
油井和气井的压力不稳定测试,包括压降曲线测试和压力恢复测试。
4.During the excavation of deep foundation pit, the seepage of groundwater forms a drawdown cone around the foundation pit.
利用该模型分析了在软土地区深基坑开挖引起地下水渗流场的变化。
5.The heat dissipation assessment of radiator needs both drawdown flow curve and heat exchange flow curve.
散热器散热能力的评估需要压降-流量曲线和换热量-流量曲线。
6.The stability evaluation of landslide is difficult in the sudden drawdown of reservoir water level.
库水位骤降时的滑坡稳定性评价是滑坡防治中的一个难题。