相似的土壤分布得如此广泛，表明一个酸性海洋曾覆盖了大范围的火星表面，或许曾存在具有同样化学特性的众多湖泊。
Such a broad dispersal of similar soils argues for an acidic sea stretching across large swaths of Mars, or perhaps lakes with the same inherent chemistry.
结合试验研究结果，分析了圆盘参数、工作速度、土壤特性和表面材料等对圆盘受力的影响规律。
The influence of disc dimension parameters, velocity, soil properties, tool surface properties on the disc coulter force were analysed by comparison with the experimental results.
该文研究了犁壁用钢土壤粘附特性与其表面电位的关系。
The relationship between property of soil adhesion and surface potential of plow steel was studied.
在利用微波辐射计进行对地观测的过程中，陆地表面特性参数（如土壤水分、土壤粗糙度和植被冠层）是土壤微波辐射的重要影响因素。
Observing the land with radiometer, the land parameters, such as soil moisture, soil roughness and vegetation layer, have great influences on the soil microwave emission.
在利用微波辐射计进行对地观测的过程中，陆地表面特性参数（如土壤水分、土壤粗糙度和植被冠层）是土壤微波辐射的重要影响因素。
Observing the land with radiometer, the land parameters, such as soil moisture, soil roughness and vegetation layer, have great influences on the soil microwave emission.
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