山西中澳煤层气能源有限公司三交北区块2026年度管杆修复技术服务项目二次招标公告

https://gx.e-bidding.org/resource/css/pdfjs/web/viewer.html?file=https://gx.e-bidding.org/bidprocurement/datacenter-cebpubserver/cebpubserver/dataCeboubServerCommonController/openFileById?fileType%3D2%26id%3D3b7e35dc7599462884a151b5bb998567&page=1