据推论最大可能性是在那一时间段非线性水压作用于坝体上游面所造成的差别。
It was theorized with a high degree of probability that the change in period was due to the nonlinearity of the hydrodynamic pressure acting on the upstream face of the dam.
本文首先对河流中的浅滩进行概化，通过水槽试验测出了浅滩上水流的动水压力分布、流速分布和床面剪应力沿程变化。
In this paper, the crossing bars are generalized as a model at first, the dynamic pressure distribution, the velocity distribution and the bed shear stress are measured through flume experiments.
并且根据不同的进水压力，通过调节乳化油的液面，来改变所配乳化液的浓度。
The consistence of emulsification liquid can be adjusted by adjusting the pressure of input water and the level of the oil.
无临空面水压爆破技术通过生产实践应用，取得了良好的经济技术效益。
This shows the field Application of explosion-in-water blasting technology without free face to have advantages both in technology assessment and economic effect.
利用所编写的非稳定渗流计算程序，计算土石坝上游水位变化时自由面位置随时间的变化规律、孔隙水压力的分布情况。
The program is utilized to calculate soil rocks dam free surface position variation and pore-water pressure distribution condition with time when the up water level position changed.
本文对动水压力的合理确定作了探讨，给出了液面晃动效应和竖向地震影响的具体计算方法。
In this paper, sloshing effect and vertical seismic motion influence are discussed as well as the calculating method are given in detail.
利用级数展开和线性叠加原理，本文给出了一种求取弹性坝面动水压力影响系数矩阵的数值算法。
A method is set forth to calculate the hydrodynamic pressure influence matrix of elastic dam using series development and linear superposition theorem in this paper.
利用级数展开和线性叠加原理，本文给出了一种求取弹性坝面动水压力影响系数矩阵的数值算法。
A method is set forth to calculate the hydrodynamic pressure influence matrix of elastic dam using series development and linear superposition theorem in this paper.
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