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- cement stabilized coal stone 水泥稳定煤矸石
- Research on performance test of inorganic cement stabilized coal spoil used as base of county road 无机结合料稳定煤矸石在农村公路中的应用研究
- In this paper, the early hydration processes of cement pastes including various contents of coal stone were studied by alternating current impedance spectroscopy. 摘要采用交流阻抗谱方法对掺加不同量煤矸石的水泥浆体的早期水化过程进行了研究。
- Against the idea to use lower pass ratio through 4.75mm sieve and replace P.O32.5 by P.O42.5 in a proposed mixture design of cement stabilized crushed stone in a expressway, this paper did some research. 针对某高速公路提出在水泥稳定碎石基层配合比设计时;将混合料中4.;75mm筛孔通过率取下限;将P
- Compressive strength, splitting strength, flexural strength, compressive resilience modulus and flexural resilience modulus of cement stabilized stone of different structure types were tested. 并对不同结构类型水泥稳定碎石材料的抗压强度、劈裂强度、抗折强度、抗压回弹模量以及抗折回弹模量进行了试验研究。
- Value of fractal dimension (D) which can be used to describe the pore structure of hardened cement pastes decreased with the prolongation of hydration but increased with the augment of coal stone. 分形维数值随著水化龄期的延长而减小，但随著煤矸石掺量的增大而增大。其可以用来表徵硬化水泥浆体的孔隙结构特徵。
- base layer of cement stabilized crushed stone 水稳基层
- Use level survey to mark the paving design elevation of the cement stabilized macadam with obvious mark on indication piles both sides. 利用水准测量，在两侧指示桩上用明显标记标出，水泥稳定碎石的铺筑设计标高。
- the cement stabilized crushed stone 水泥稳定碎石
- The results indicate that using cement stabilized aeolian sand and macadam, as base course for road is feasible. 试验结果表明,水泥稳定风积砂碎石做基层在公路上的应用是可行的。
- Abstract : skeleton-dense cement stabilized macadam have high strength but low shrinkage cracks. 摘要 ：骨架密实型水泥稳定碎石能够提高基层强度，改善基层裂缝。
- cement stabilized crushed stone base 水泥稳定碎石基层
- The preparation and complete mechanized construction technology of semi-rigid subbase and base course with cement stabilized macadam are introduced. 针对水泥稳定碎石混合料类半刚性底基层、基层,介绍了施工的前期准备工作,以及较为完整的机械化施工工艺等,指出了施工中应该注意的问题。
- Finally the results of cement stabilized weathered sand as the subbase of express highway are verified through the tests outdoors. 最后通过实体工程对水泥稳定风化砂作为高等级公路的底基层的效果进行了验证。
- The cement stabilized aggregate and the lime fly ash stabilized aggregate are two typical semi-rigid base course materials. 水泥稳定粒料和二灰(石灰、粉煤灰)稳定粒料是两种典型的和常用的半刚性基层材料。
- The method of vibration forming developed in recent years is most applicable to construction of expressways with the semi-rigid cement stabilized dense aggregate macadam base. 近年来形成的振动成型工法适用于半刚性的骨架密实型水泥稳定碎石基层的高速公路施工。
- The author discusses the approach of reducing shrinkage cracks in the cement stabilized gravel materials,which is essential to semi-rigid extension of asphalt pavement. 同时探讨了减少水泥稳定碎石基层材料干缩裂缝的方法,对延长半刚性基层沥青路面的使用寿命至关重要。
- Polypropylene fiber can improve the property after the cracking of cement stabilized macadam and it also can extensively improve the strain filed ahead of the crack tip. 聚丙烯纤维对水泥稳定碎石的裂后行为有很大改善，并且可以改善水泥稳定碎石的裂缝尖端位移场分布，能有效地增强水泥稳定碎石的断裂韧性。
- By analyzing the problems in the test,construction and maintenance of cement stabilized soil basement,the paper proposed some advice of improving its construction quality. 通过对水泥稳定土基层试验、施工、养护中存在的问题分析,提出要提高水稳基层施工质量,关键要抓好管理工作。
- NOISE TREATMENT IN COAL STONE SEPARATION 矸石脱介筛降噪治理
