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长(沙)重(庆)线桃源段10K～15K一段油路基层,原设计为泥结碎石。砂石的平均运距为10公里。为了解决这段路的用料问题,经调查发现这段路右侧3公里以内的指防口、戴公坡等石灰矿有大批废灰渣,但此料是否可作路面材料,大家都没有把握。通过学习毛主席的三项指示和无产阶级专政理论,以及“在生产斗争和科学实验范围内,人类总是不断发展的,自然界也总是不断发展的,永远不会停止在一个水平
Long (sand) heavy (celebration) line Taoyuan paragraph 10K ~ 15K section of the oil grassroots grass roots, the original design for the clay bonded stone. The average sand and gravel distance is 10 kilometers. In order to solve this section of the material problems, the survey found that within 3 km on the right of this section refers to the anti-mouth, Dai Gongpo and other limestone mine has a large number of waste ash, but whether this material can be used as pavement materials, we are not sure. By studying Chairman Mao’s three directives and the theory of proletarian dictatorship and "in the production struggle and scientific experiments, human beings are constantly evolving and nature is always evolving and will never stop at a certain level