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近年来,交通运输事业的迅猛发展,使得公路建设工程逐渐增多。传统的测量设计手段在路线长度、时间、精度等方面存在诸多缺陷,GPS技术的出现,使公路勘测设计产生了新的积极变化。
In recent years, the rapid development of transportation causes the number of highway construction projects to gradually increase. Traditional measurement and design methods have many shortcomings in terms of route length, time and accuracy. The advent of GPS technology has brought new and positive changes in highway survey and design.