string(177) "https://gpx.ccgp-sichuan.gov.cn/gpx-bid-file/ZF_JGBM_000008/zone/2024/12/15/project/gpx-template/8a69cfaa988eb39201989800f7050ccb.pdf?accessCode=c6cf71a91f6fc730ce0d4332c0787639"