对于低流速情况,引入略去U 2项的弱流假定,对弱流近似的适用范围进行了讨论。
In the case of lower velocity current, a weak current assumption with terms of U2 neglected is introduced. The applicable range of the weak current approximation is discussed.
将重子流、轻子流和电流的线性组合和中性弱流联系起来,可以拟合现有的全部中性流实验资料。
The linear combinations of baryonic, leptonic and electromagnetic currents are related to weak neutral currents, which fit all the present neutral current experiments.
然而,这一次,向两极移动的冕流却慢腾腾的,它意味着我们可能将在2013年经历一个非常弱的太阳活动峰值——这也许会延迟甚至阻止下个太阳活动周期的开始。
This time, however, the rush to the poles is more of acrawl, which means we could be headed toward a very weak solar maximum in2013—and it may delay or even prevent the start of the next solar cycle.
论述了波流同线和斜交情形,弱、强流对波的影响。
The effect of strong and weak currents on wave under conditions of wave-current coline and slant intersection are explained.
结果表明:当环境流中弱二次切变强度增加(减少)时,扰动动能的最大值增加(减小),扰动动能的变化加速(减速);
The result indicates:when the weakly secondary shear grows(decays), the maximum value of the perturbation kinetic energy also grows(decays), and the change of the energy accelerates(slows).
春季在长江口近岸存在弱上升流,夏季长江口外的陡坡区出现下降流,而长江口以北和以南的陡坡区出现上升流。
In spring, weak upwelling exists in the river mouth, whereas in summer downwelling occurs in steep area north and south of the mouth.
在数值模拟中,采用了弱压缩流的控制方程,用贴体坐标技术进行了网格生成。
In the numerical simulation, a weakly compressible flow model and the body fitted grid technique are used.
在弱束流的条件下,四种离子声波模式中有两种分别对应慢孤波和快孤波。
Under the weak beam conditions, there are four ion acoustic wave modes, of which, two correspond to the slow and fast solitary waves.
提出了一个越流含水层系统考虑弱透水层吸附作用的地下水污染数学模型。
A mathematical model for groundwater pollution in a leaky aquifer system, which involves the adsorption of semipervious layer, is presented.
常用的保护环节有短路、过流、过载、过压、失压、弱磁、超速和极限保护等。
The commonly used protection link has the short circuit, the overflow, the overload, has pressed, loses presses, the weak magnetism, overspeed and the limit protection and so on.
分析表明,承压含水层中地下水水头波幅是上、下弱透水层贮水率和越流系数的减函数,是淤泥层相对透水系数的增函数;
The amplitude of the head fluctuation decreases with the storativity and leakage of both semi-permeable layers and increases with the leakance of the silt-layer.
主要结论是:对保测映射和保测半流,证明了弱混合蕴含敏感依赖性。
The main results are as follows: Weak-mixing implies sensitive dependence for measure-preserving maps and measure-preserving semiflows.
水系沉积物中铜异常偏弱、流长偏短是青海干旱草原区化探异常的普遍现象。
It is a common phenomenon in the geochemical exploration in arid prairie of Qinghai that the dispersion length of copper anomaly is short and the anomaly is weak in stream sediments.
更强大的流-改善缓冲确保影片将发挥甚至在弱覆盖区域。
More robust streaming — improved buffering ensures that videos will play even in weak coverage areas.
序列随机性要求构成密钥流的各密钥间具有弱相关性,以保证较大的密钥空间。
SR requires weak relationship between keys from the same sequence to keep an enough huge key space.
采用高压维弧和弱高频稳弧,同时具有恒流特性,不受电网电压波动的影响。
Apply high voltage pilot arc and high frequency stable arc with constant current properties, prevent influence from unstable voltage of power grid.
雅典娜在长基线和弱信号环境下的性能让人印象深刻,她无疑是世界上一流的RTK引擎。
We have been particularly impressed with the performance of the Athena engine, when using a long baseline or in areas where there is a limited view of the sky. Athena is a first class RTK engine.
对上游潜水和中下游承压水用二维侧向流数学模型,对中下游弱潜水用一维垂向流数学模型。
The middle lower reach is also subdivided vertically into weak phreatic aquifer in the upper part and strang confined aquifer in the lower.
对上游潜水和中下游承压水用二维侧向流数学模型,对中下游弱潜水用一维垂向流数学模型。
The middle lower reach is also subdivided vertically into weak phreatic aquifer in the upper part and strang confined aquifer in the lower.
应用推荐