On the basis of digital acoustic logging and density logging data, the stability of theroof and floor of the main workable coal seams in Hanzhuang wellfield of Qinshui coalfield,Shanxi.

• 根据数字声波测井和密度测井资料，讨论了山西沁水煤田韩庄井田主要可采煤层顶底板的稳定性。