The heliopause was expected to be a rather sharp boundary between the sun's domain and interstellar space.
太阳风顶层曾被认为是处在太阳系区域和星际宇宙之间一层电磁波动极其强烈的区域。
The rocket experimental data indicated that the layered dusty plasma structure has a sharp boundary in the summer polar mesopause.
火箭探空实验观测结果显示，极区夏季中层顶尘埃等离子体分层中存在着稳定的锐边界结构。
Explanation: No sudden, sharp boundary marks the passage of day into night in this gorgeous view of ocean and clouds over our fair planet Earth.
说明：在这张绚丽的影像中没有突然、明显的界限显示地球白天进入夜晚的经过，影像拍摄的是我们地球上空拍摄的海洋及云朵。
Sharp boundary inversion is a relatively difficult problem in magnetotelluric and other geophysical inversion , which has been studied by many researchers.
尖锐边界反演是大地电磁及其他地球物理反演中的一个较难解决的问题，目前有不少专家正对这方面进行研究。
Sharp geochemical change belt reflects the geochemical characteristics of block margin of craton and so on, which reveals the boundary location more effective than geological survey.
地球化学急变带反映了克拉通边缘的地球化学特征，它可比地质观察更有效地揭示克拉通边界的位置。
For lowering the complexity of computing the sharp angle, a new method based on boundary chain code is introduced.
为降低计算火焰尖角的复杂度，提出一种新的基于边界链码的计算火焰尖角的方法；
This paper presents the surface characteristics of the inter-action between shock wave and turbulent boundary layer induced by sharp fin with emphasis on Mach number effects.
本文介绍了尖前缘翼诱导激波和湍流边界层干扰流场壁面特性，着重强调马赫数影响。
Stars have high internal pressures and the boundary between a star and surrounding empty space is relatively sharp .
恒星内部压力很高，而恒星和它周围虚无空间之间的分界面是比较明确的。
The spatial evolution of 2-D disturbances in supersonic sharp cone boundary layers was investigated by direct numerical simulation(DNS) in high order compact difference scheme.
通过直接数值模拟的方法，探讨在超音速边界层的转捩问题中，是否存在和不可压缩流情况相似的产生亚谐波的机制。
The spatial evolution of 2-D disturbances in supersonic sharp cone boundary layers was investigated by direct numerical simulation(DNS) in high order compact difference scheme.
通过直接数值模拟的方法，探讨在超音速边界层的转捩问题中，是否存在和不可压缩流情况相似的产生亚谐波的机制。
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