输油(气)管道同沟敷设光缆(硅芯管)设计及施工规范(附条文说明)
输油(气)管道同沟敷设光缆(硅芯管)设计及施工规范(附条文说明)
输油(气)管道同沟敷设光缆(硅芯管)设计及施工规范 (附条文说明)Design and construction code of optical fiber cable(high-density polyethene silicore duct) laying in the same trench with oil(gas)pipeline
发布日期:2012-01-04
实施日期:2012-03-01