甘肃省白银公路事业发展中心2026年G247线K295＋400至K317＋460段灾害防治工程施工招标公告：https://sjfz.ggzyjy.gansu.gov.cn:19002/#/details-process?params=H4sIAAAAAAAAA6tWKijKz0pNLgmpLEhVslJyNDBW0lEqKE0KTi0qy0xODchJLHHOTwFJOUfoBkcGh7j66ga7BoW5BukaWpgbgBRDDPBMAaoxtTQ3AhmQk5mXDeSGuPq5uAbFO%252Fr5%252BYf6Obv6uvqFgDQAzUzLL8qFmmtoZGZkAARGRibGQGBi6aVUCwAAABuNlwAAAA%253D%253D&pop=true