lunar soil

The model of multi layers dense media is developed for numerical simulation of polarized brightness temperature from layering lunar soil and rock.

提出模拟多层月壤月岩的多层密集粒子介质辐射传输的一种建模，在各有关参数条件下计算了各通道的多层月壤月岩辐射亮度温度。

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Without extra money, the Americans are unlikely to sink more footprints into the lunar soil until after 2030, if at all.

没有额外的钱，美国人不大可能踏入月球土壤在2030年以前。

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Owing to the study of Mohr-colomb model and Cam-clay model, constitutive model of lunar soil simulant is initially established. With triaxial test results, it is proved that this model can accurately simulate its stress-strain relations. 3.

基于摩尔库伦模型和剑桥模型的研究，初步建立了模拟月壤的本构模型，结合模拟月壤、福建中级砂和ISO标准砂的静力三轴试验成果，对该本构模型进行验证。

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Basic lunar soil stimulant were experimentally produced from basaltic scoria on the basis of the average data of lunar soil.

采用玄武质火山渣为初始物质，以月壤平均性能参数为参考标准，研制了一种典型基础模拟月壤样品。

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News that water may be lurking in the lunar soil could prompt a thaw.

有消息称，水可能存在于月球土壤中并且可以被迅速解冻。

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If true, the signal might be explainable by hydrogen flowing out from the Sun and interacting with oxygen in the lunar soil.

如果是真的，那么该信号可能是太阳上的氢与月壤内的氧原子结合后形成。

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This essay also gives brief introduction of the physical and chemical components and property of lunar soil in the appendix.

本文还在附录中简要介绍了月壤的物理和化学组成及性质。

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According to its physical mechanics properties, the statics characteristic of lunar soil is studied using DEM software PFC3D.

以典型月壤的物理力学性质为参照标准，采用颗粒流程序PFC3D对月壤静力学特性进行了离散元模拟研究。

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The Influence Factor Analysis for a Dual-sensor Probe to Measure the Lunar Soil's Thermal Properties

双探针法测量月壤热物性参数的影响因素分析

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Lunar surface can be regarded approximately as two-layered medium consists of lunar soil and lunar rock.

月球表层可近似视为由月壤和月岩组成的双层结构。

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The physical, mechanical and engineering properties of lunar soil have great impact on all these explorations.

月壤的物理力学性质和工程性质对这些相互作用有重要的影响。

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To win, a robot had to excavate 150kg (330lb) of simulated lunar soil and move it into a container in less than half an hour.

要赢得比赛，参赛机器人必须挖掘150千克（330磅）模拟月球土壤，并在半小时内装入一个容器。

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They indicate the titanium and iron abundance, as well as the maturity of a lunar soil.

他们能显示出月球钛和铁储量的丰富储量和其土壤的成熟度。

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The DEM contacting mechanics model of lunar soil was built by triaxtest to adjust the particle micro parameters.

通过离散元模拟三轴试验反复调整颗粒细观参数，建立了月壤离散元接触力学模型；

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An unmanned sampling mission to the moon is pencilled in for 2017, with the objective of gathering lunar soil and returning it to Earth.

中国还草拟了在2017年将无人探测器送上月球进行取样的计划，计划目标是收集月球表面土壤样本并返回地球。

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