地表土层的英文

surface horizon

• 地表:    the earth's surfac ...
• 土层:    solum; true soil; ...
• 表土层:    a horizon; ahorizo ...

例句与用法

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1. On the contrary , the degree of saturation plays an important role on p - wave propagation , if incidence is 90 degree . the amplification factor on surface related to the response of bedrock is the biggest if the media is one - phase media , and the factor is the smallest if the media is unsaturated media ( sr > = 90 % )
   P波从底边界垂直入射时，饱和度对地表土层的反应有显著的影响。就地表土层位移和加速度相对于基岩的放大倍数来说，一般有这样的规律：单相土的放大倍数最大，欠饱和土的放大倍数最小，饱和土的放大倍数居中。