resue

For the gently inclined and extremely-thin vein, the mining methods including breasting method, waste-lifting stoping, resue stoping, long walling were usually adopted.

Finally, paper summarized research achievement, discussed soft resue technic in research subject combine with author's specialty, prospected the further study in the future.

The former cann't get a satisfied precision and recall for users, while the later requires users have a high awareness of knowledge structure and shows a bad effect to knowledge search and resue.