string(177) "https://gpx.ccgp-sichuan.gov.cn/gpx-bid-file/ZF_JGBM_000008/zone/2024/12/15/project/gpx-template/8a69c410988eb40d0198980daa892532.pdf?accessCode=235fdf7f677e0c005653af6c8e697b93"