介绍了一种研究路堤碎石层自然对流效应的实验方法。
An experimental technique to study the cooling effect of natural convection in the embankment ballast is introduced.
研究结果表明，块石护坡结构具有隔热保温和空气自然对流效应。
It was shown that the effect of thermal insulation and natural convection could be occurred in crushed rock layers of revetment.
数值求解中，对凝固过程与熔化过程加以分别考虑，考虑了诸如蕊芯的影响及自然对流效应等因素，所得结果具有实用价值。
Solidification and melting process are studied separately with different considerations such as the effects of core and natural convection. Valuable results were gotten.
当等效应变速率较大时，变形热效应对流动应力的影响相当显著，压缩过程基本上成为绝热过程。
While the equivalent strain rate is high, this influence is of importance and the compression process can be approximately considered as an adiabatic process.
当然，这些增温并非是由臭氧损耗的辐射效应直接造成的，而是通过波-流相互作用以及平流层-对流层相互作用等动力学过程实现的。
The warming is not due to direct radiative effect of ozone depletion, instead, it is throughout dynamic processes, such as wave-mean flow and stratosphere-troposphere interactions.
主要分析对流层的折射效应对超视距雷达信号定位的影响，并且给出相应的折射误差图（仰角误差和距离误差）；
The refraction effect on positioning of the over-the-horizon radar signal is analyzed. The charts of the refractive error(elevation error and range error) are also given.
在等温恒应变速率压缩过程中，随着等效应变速率的增大，变形热效应对流动应力的影响程度增大。
During the isothermal constant strain rate compression process, the effect of deformation heating on flow stress increases with increasing equivalent strain rate.
但由于对流层中的折射效应，定位系统所测目标的仰角、距离等参量均存在一定的折射误差。
However because of the refraction effect in the troposphere there is refractive error in the parameters measured in positioning system.
考虑到前体壁面边界层厚度对流动结构的影响，提出了边界层效应的修正方法。
Taking into account the boundary layer effect on flow structure, a correct formula was given.
在考虑非傅立叶效应和非斐克效应的基础上，对所建立的高强度快速传热传质的耦合方程进行了对流边界条件的数值模拟。
On the bases of Non-Fourier and Non-Fick effects, coupled equations of high intense and rapid heat and mass transfer are founded and made numerical simulation.
碳黑颗粒物还具有抑制对流层中臭氧形成、干扰局部地区水文循环和降低能见度的其他环境效应。
Particulate matter of black carbon is involved also in other different environmental problems, such as reduction of tropospheric ozone formation, hydrology cycle disruption and visibility impairment.
将作者在变质量天体力学所得理论结果应用于太阳质量损失对流星群轨道根数变化的长期效应上。
The secular influence of solar mass-loss on the orbital elements of meteor steams is examined by using the method of celestial mechanics of variable mass in this paper.
进而给出国际收支对流动性效应的详细分析。
Then give the international balance of payments effect on the flow of a detailed analysis.
最后，利用有限元分析工具-ANSYS，从多颗粒的角度，对流体的挤压效应以及颗粒与流体之间的热传递进行了模拟分析。
Subsequently, the squeeze effect of fluid, the heat transfer between the particles and the fluid are simulated by ANSYS.
导出适用于变渗透率多孔介质的无量纲控制方程，并针对青藏铁路工程建设，分析了碎石护坡路堤冬季自然对流降温效应的产生和演化过程。
Triggering and evolution of winter-time natural convection cooling effect in fractured-rock revetment embankments of the Qinghai-Tibet Railway are investigated by means of an air-flow function.
导出适用于变渗透率多孔介质的无量纲控制方程，并针对青藏铁路工程建设，分析了碎石护坡路堤冬季自然对流降温效应的产生和演化过程。
Triggering and evolution of winter-time natural convection cooling effect in fractured-rock revetment embankments of the Qinghai-Tibet Railway are investigated by means of an air-flow function.
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