求翻译：滑坡体总体坡度25~35°，纵向长度约1402m，横宽约760m，前缘高程1510m，后缘高程约2155m，相对高差约650m。坡体主滑方向为178°，整体呈现前陡后缓，前窄后宽，属于特大型牵引式土质滑坡。是什么意思？

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The landslide in the overall slope, longitudinal length 25 ~ 35° about the cross width of about 1402m 760m, leading edge, trailing edge 1510m elevation elevation of about 2155m, relatively high 650m about the poor. Slide the main slope direction is 178°, the overall presentation of the former steep,

Landside mass overall slope 25~35°, longitudinal length approximately 1402m, width approximately 760m, predestined affinity elevation 1510m, after skirt elevation approximately 2155m, height relationship approximately 650m.坡体主滑方向为178°，整体呈现前陡后缓，前窄后宽，属于特大型牵引式土质滑坡。

Overall slope landslide 25~35 °, vertical length of about 1402m, horizontal 760m 1510m front elevation, edge height 2155m relative height difference of about 650m. Primary slip direction of 178 degrees slope, before the whole slow after the steep, after the former narrow width, belongs to large towe

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