关于哈尔滨市天然气置换前准备工作的探讨_燃气资讯_博燃网 关键词: 哈尔滨 天然气 管网 置换 [gap=558]Key Words: Harbin; natural gas; pipe net; transform
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This system offers a feasible solution to city pipe net management and service from application point of view.
该系统从应用角度为城市地下管网的管理和服务提供了一个可行的解决方案。
The two techniques, non-excavation recovery technique and endoscope detection technique of drainage pipe net were put forward.
阐述了排水管网的非开挖修复技术及排水管道内窥检测技术。
The influences of pipe net spacing distance, pipe diameter, buried depth and soil's Poisson ratio on the distribution of superimposed load are discussed.
探讨了管道净间距、直径、埋深以及土体泊松比对附加荷载分布的影响。
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