The single-variate superimposing model which is simple and easy to use, acquires the most accurate result.The more factors obtained, the more accurate and credible the result is.

• 单变量模型最为简单，计算方便，得到的结果也具有较高的准确性，当收集到的滑坡因素越多，对滑坡发育的刻画越精确，则最终评价结果也越可信；