The mining of shallow coal bed in Shenfu Mine is seriously threatened by suffosion hazard of coal shaft.
神府矿区浅部煤层开采受到矿井溃砂的严重威胁。
2
Due to the extensive pumping of groundwater, the range of phreatic fluctuation was enlarged and the suffosion was enhanced.
大量抽取地下水使地下水位波动的幅度增大，从而潜蚀作用增强。
3
Loess lithology is an intrinsic factor of suffosion erosion, while climate, groundwater, structure, vegetation and manmade diathesis all are exterior factors.