string(177) "https://gpx.ccgp-sichuan.gov.cn/gpx-bid-file/ZF_JGBM_000008/zone/2024/12/15/project/gpx-template/8a69c410988eb40d01989843f174302f.pdf?accessCode=e6dec2db98db20d7f2591bfdae354a67"