earth dam短语¹⁴⁴⁹⁷²⁺² 基本例句 土坝 The design skills of dam split grouting and its construction technique ar introduced, anti seepage effects with split grouting in earth dam reinforcement are elaborated briefly. 主要介绍了坝体劈裂灌浆的设计要点及其施工工艺,结合工程实例,简述了劈裂灌浆在土坝加固中的防渗效果。 dictall