提出了前兆应力波扩展与传播的最小阻力或最短波径定律以及地应力波传播的概略模型。
The law of least resistance or shortest path of spread of stress wave as well as general propagation model of stress wave are given.
减小列车空气阻力和降低列车交会压力波，既矛盾又统一，列车气动头部外形设计需要综合考虑各种因素。
The aerodynamic shape design of train head should consider all kinds of factors because the relation between reducing aerodynamic drag and air pressure pulse may be conflictive and uniform.
本文基于线性兴波阻力理论，把控制尾流分离作为约束条件，利用优化计算方法对设计水线下船体外形进行优化研究。
Based on linear wave making resistance theory and on & technique of boundary layer separation control, the present paper gives an optimized study of hull form below the design water line.
从应力波表层损伤理论分析了混凝土表层“开坑区”的侵彻特性，提出“简化等效阻力线”的计算方法；
Penetration performance in surface layer of concrete target was analyzed by stress wave damage theory, calculating method base on "simplified equivalent resistance line" was presented.
从某种意义上讲，船型优化就是寻求最小兴波阻力的船型。
Under certain circumstance, hull form optimization is to look for the ship with lowest wave-making resistance.
讨论分析了船型参数对SWATH兴波阻力的影响，提出了船舶设计过程中对船型参数的选择方法。
The effects of ship form parameters on wave resistance of SWATH are analyzed, and the select method of the parameters during ships design is presented.
还分析了双人赛艇兴波阻力和所需功率随体重的变化特性。
Characteristics of wave making resistance of double rowing shell was discussed as well.
通过导出简化的兴波阻力理论公式，提出一种运用线性兴波阻力理论进行船型设计与改进的方法。
After deriving a simplified formula based on the linear theory of wave-making resistance, a method for design and improvement the ship-form is proposed.
运用经典的线性兴波理论对浅水船舶兴波阻力特性进行了研究。
The wavemaking resistance characteristics of a ship in shallow water are studied with the classical linear wavemaking theory.
分析了动力试桩中，因土阻力和桩身材料阻尼引起的应力波衰减作用对桩身的完整性检测精度的影响。
It also analyses the influence of attenuation of stress wave cased by the soil resistance and the damp of pile shaft material in dynamic pile test on the precision of pile shaft integrity test.
沙波运动是冲积河流泥沙运动的一种重要形式。沙波的消长对河道水流的阻力损失有很大的影响。
Sand wave movement is an important form of sediment movement for alluvial rivers and has a great effect on stream resistance.
有了这个安排小组合作弯曲并尊重彼此下滑至波离散响应行动，从而最大限度地减少阻力和磨损的密封能力。
With this arrangement the panels cooperatively flex and slide with respect to one another to discretely respond to wave actions, thereby minimizing drag and wear capabilities of the seal.
这种倾斜的外形把超音速飞行时集中在飞机前部并形成阻力的冲击波重新分布。
This oblique configuration redistributes the shock waves that pile up in front of a plane at Mach speeds and cause drag.
兴波阻力的这一特性使得兴波阻力的计算成为船型优化设计中的一个重要方面。
By this characteristic, the calculation of wave-making resistance turns into the important aspect of ship optimization design.
然后通过在各个边界面满足相应的边界条件来求出源强，进而得到所求的兴波阻力。
The source strength are obtained by satisfying all the boundary conditions on each side, and the wave-making resistance is gained consequently.
由此导出的一些基本概念和判据可直接应用于气垫船阻力、稳性和耐波性的优化设计。
The basic concepts and principles derived on this base can be used directly to optimized design of hovercraft resistance, stability and sea keeping quality.
进行了较大尺度模型的静水阻力试验、规则波试验和不规则波试验。
The resistance test, the regular wave test and the irregular wave test of a larger scale model are carried out.
波体在传播途中变形，则有加速项或惯性力，内摩阻力等于惯性力。
If the flood wave is deformed on its way of propagation, there exists acceleration term or inertia force that equals to internal friction.
第一种，我们看到可能的第二波上升，然后在1.3450遇到阻力。这样然后开始第三波下降。
The first EURUSD wave count places us in a possible 2nd wave up with resistance at 1.3450, which should then ignite wave 3 down.
用七次幂多项式拟合片体线型和主体横剖面面积曲线，以线性兴波阻力理论为基础计算兴波阻力；
By approximating the lines of the demi-hull and the main body's section with 7-order polynomial, the authors calculate the wave-making resistance of a SWATH based on the linear theory.
将饱和土作为二相介质，考虑土骨架和孔隙流体之间的摩阻力，建立了饱和土中一维压缩波传播的二相动力分析控制微分方程，采用有限差分法求解。
In this paper, the saturated soil is dealt with as a two phase media. Thefric 'ion between the soil skeleton and porous liquid is considered.
将饱和土作为二相介质，考虑土骨架和孔隙流体之间的摩阻力，建立了饱和土中一维压缩波传播的二相动力分析控制微分方程，采用有限差分法求解。
In this paper, the saturated soil is dealt with as a two phase media. Thefric 'ion between the soil skeleton and porous liquid is considered.
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