The equipment and technology of the high-power twice atomizing arc spray in steel bridge anti-corrosion is investigated owing to the shorter service life-span the more frequency maintenance and the higher maintenance expense for steel bridge tar-paved layer .

针对 钢桥 面使用寿命短、维修周期短、维修费用高 特点，从钢桥面防腐蚀 方面着手，研究 应用于钢桥面的大功率二次雾化电弧喷涂防腐蚀设备和技术。