One of the most important links of construction design is to select sandstone concrete system in majer key water-control project,which affect quality, safety and economic benefit in the whole project.

• 大型水电枢纽工程施工中砂石骨料混凝土系统是施工组织设计中的重要环节之一,影响到整个工程的质量、安全、经济效益。