问题:公路隧道施工技术规范中规定喷射混凝土作业应符合哪些要求?...
Tuesday, October 8, 2024
Sunday, August 17, 2025
问题:按路面力学特征和刚度的方法分类,公路路面分为哪几种?...
Tuesday, February 6, 2024
问题:桥台背填土的要求与一般路堤不同,其填土范围为多少?...
Saturday, August 30, 2025
Thursday, January 2, 2025
Wednesday, February 19, 2025
Thursday, September 15, 2022
Tuesday, August 12, 2025
Sunday, September 11, 2022
Thursday, September 15, 2022
问题:水泥混凝土配合比设计应在兼顾经济性的同时应满足哪几项技术要求?...
Thursday, January 2, 2025
Monday, July 7, 2025
Thursday, July 17, 2025
Thursday, September 15, 2022
Monday, May 29, 2023
Sunday, February 2, 2025
Tuesday, August 12, 2025
问题:划分沥青等级(标号)的主要指标是什么?该指标反映沥青的哪一种物理性质?...
Monday, July 7, 2025
Thursday, November 30, 2023
问题:以岩石的单轴饱和抗压强度把岩石的坚硬程度划分为几类?划分的标准如何?...
Sunday, December 1, 2024