easy grade,low gradient是什么意思

用法例句

Landslide features of gentle inclined red sandstones and their alarming analyses;

平缓红砂岩滑坡特征及警示分析

The more than 10 factors affecting gentle slope stability can be differentiated into three types (i.

最后还给出了几种易失稳平缓斜坡类型量化评价的实

Current methods for calculating topographic wetness index have evident problems when applied in low relief area.

但现有的地形湿度指数计算方法在应用于地形平缓地区时会得到明显不合理的结果,即在河谷地区内,地形湿度指数仅在狭窄的汇水线上数值较高,而在汇水线以外的位置则阶跃式地变为异常低的地形湿度指数值。