查询词典 momentum

In order to practically predict the effect of the tree belt windbreak in mine-area environment protection, the flow through porous tree belts was numerically made. The airflow-tree canopy action was considered into the momentum equation as the resistance term, and then the resistance between obstruction and airflow was expressed numerically.

为了更好地发挥防护林带在矿区生态环境保护中的效用，采用数值模拟的方法预测防护林带的绕林流场，其中将气流－树木相互作用视为阻力项添加到动量控制方程中，由障碍物表面对空气流动的阻力来描述林带的遮蔽效应。

Trilateral cooperation has withstood the test of the crisis, showing a comprehensive development and continuous momentum.

三国合作经受住了危机的考验，呈现出全面发展、不断深化的良好势头。

It's an art that uses your opponent's momentum to trip him up.

这是一门艺术，利用对手的势头向他行了。

Based on Prandtl's momentum transportation, this paper calculates in detail the physical quantities such as eddy viscosities, and ratio of eddy viscosity to motion viscosity, total stresses with respect to relative position in three regions of viscous sub-layer, buffer layer, and main turbulent stream for non-Newtonian fluid flowing turbulently in ducts, which according to Karman's three layer models and measurement of fluid parameters in evaluation apparatus, discusses the influence of polymer drag reduction on flowing properties of non-Newton fluid, analyzes quantitatively principle of turbulent reduction phenomenon and condition of increasing reduction rate.

摘要以普兰德动量传递理论为基础，按照卡门的三层模型，通过室内模拟环道用0号柴油及加入减阻剂在圆管内的流动参数的测定，计算了非牛顿型流体管内湍流边界层的层流内层、过渡层、湍流中心的涡流粘度，涡流粘度与运动粘度比、总应力随相对位置的变化等定量参数，探讨了高分子减阻剂对非牛顿流体流动特性的影响，对湍流减阻现象的机理与增大减阻率的条件进行了定量分析。

Yahoo is right…UFC is picking up momentum and is becoming a Juggernaut .

雅虎是正确的… ufc正在复苏势头，并正在成为一个冲击。

In combination with the general principle of education, the article reviews the cadre education at the time of Yan'an, it is believed the momentum of success of cadre education at that time is: Comrade Mao Zedong played a crucial role in the cadre education in Yan'an time; and the Party Center's highly regarded education, and strengthened the leadership of cadre education in Yan'an time, and adjusted the unadapted organizational structure, all the party members and cadres treated it seriously, and leaders set themselves as examples; the cadre education at that time is accordant with educational rules and the historical development rule of party, conforming to historical requirements; correct guidelines and methods were utilized.

总结延安时期中国共产党的干部教育的基本特征有：坚持思想领先，不断加强思想教育；注重党员管理，符合教育规律；强化党内团结，提供组织保证；运用方针正确、方法得当，把学习同总结历史经验结合起来，提倡和风细雨，正确开展批评与自我批评，正确对待犯错误的同志。

Moreover, the expression of the sublime is more exposed to danger when it goes its own way without the guidance of knowledge,--when it is suffered to be unstable and unballasted,--when it is left at the mercy of mere momentum and ignorant audacity.

更重要的是，当崇高的表达方式失去了知识的引导，变得摇摇欲坠，只受暂时的经验和无知的莽撞指引的时候，它便处于更为严重的危险之中。

The momentum of thought inevitably carries us beyond conditioned existence to unconditioned existence.

的势头，思想不可避免地进行，我们超越条件的存在，无条件的存在。

This momentum extensive series of ground by the museum's grand lobby composition, Just as the overall layout of Macfadyena unguis - cati tear was formed after the same roof triangle.

这座气势恢宏的博物馆由地面一系列宏大的大堂构成，整体布局就像是被猫爪撕扯之后形成的一样，屋顶呈三角形。

The unitarity and transformation properties of the operator are analyzed by virtue of completeness of momentum representation.

借助于动量表象的完备性条件，证明了该算符的么正性及其变换特性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。