It had incredible public amenities, footpaths, schools, an indoor bath, complex drainage and enclosed fields.
城里有难以置信的公共设施：人行道、学校、室内浴场、复杂的排水系统和围起来的农田。
In the late production period of gas well, complex drainage gas recovery technology is the important measure for raising the recovery efficiency of gas reservoir.
分析并提出气井各生产阶段的工艺技术措施与对策，气井生产后期应用复合型排水采气技术是提高气藏采收率的重要措施。
Research results: Through systematically analyzing and comparing, the general measures of culvert foundation improvement are drainage and consolidation method and complex foundation method.
研究结果：通过系统的分析比较，涵洞地基加固处理常用两类方法：一是排水固结法，二是复合地基法。
应用推荐