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道路积雪直接影响到高速公路的安全和畅通，为避免或减少封闭交通，对较薄积雪国内目前主要靠撒盐来快速清除，其作业机理是通过降低冰雪的熔点，使其快速溶化，实现“无残雪”除雪，除雪效果能较好地满足高速公路的需要。但使用该方法存在成本高、易腐蚀混凝土构件、污染周围
In order to avoid or reduce the closed traffic, the snow cover in the country mainly depends on salt spray to quickly remove the snow in the country. The operating mechanism is to rapidly dissolve the ice by lowering the melting point of the ice and snow to achieve “ No residual snow ”snow removal, snow removal effect can better meet the needs of the highway. However, there is a high cost and easy to corrode concrete components to pollute the surroundings