中煤地质报数字报第2766期

http://digital.zmdxw.com/Img/2023/4/mobile2023041746e22a237aca40bb8b5a791c17314f4f.jpg?editionid=1912

副刊·广告,中煤地质报

http://mobile.zmdxw.com/content/2023-04/17/edition1912_A4.html