1) water level fluctuation
水位波动
1.
On the basis of multiphase flow theory,a numerical model for waterair two-phase flow was proposed,to simulate the unsteady seepage problems in bank slope induced by water level fluctuation.
非饱和土体孔隙中的水、气均遵守质量守恒定律和达西定律,根据多孔介质的多相流理论建立水-气二相流模型,模拟边坡土体在水位波动影响下水相和气相流体相互趋替的渗流行为。
2.
From the basic differential equation of surge tank and water level fluctuation law of surge tank,an exact implicit formula for calculating the first and second surges in the throttled upper chamber surge tank following load rejection was derived.
针对目前对阻抗上室式调压室突弃全负荷时涌浪的研究主要为数值解法和图解法而无解析解法,从调压室基本微分方程和调压室水位波动的规律出发,并结合断面不变的阻抗式调压室的涌浪计算的显式公式,分别推导了阻抗上室式调压室最高涌浪和水位波动的第二振幅的精确隐式公式和显式公式。
2) fluctuation of water level
水位波动
1.
Based on analytical method,the paper shows that raising the length of a riser can elevate the water-hammer pressure and reduce the fluctuation of water level effectively in surge tank.
通过理论和解析方法讨论连接管较长时,其内水体惯性对调压井水锤压力和水位波动的影响。
3) water level fluctuation of reservoir
库水位波动
4) tail water level fluctuation
尾水位波动
1.
Effect of tail water level fluctuation on stable operation of units in hydropower station;
水电站尾水位波动对机组稳定运行的影响
5) belt of fluctuation of water table
水位波动带
6) the fluctuating procession of the water level
水位波动过程
补充资料：地下水水位观测(见水位观测)
地下水水位观测(见水位观测)
d ixiashui shuiwei guanee地下水水位观测见水位观测。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条