They are laying new sewers along the road . 他们正在沿路敷设新的排水管道。
Compared to straight electric locomotives diesels save the heavy investment required for overhead wires or third rails . 与架线电力机车相比,柴油机可以节省架线或敷设第三条轨道的巨额投资。
The zhaozhou bridge built in the daye period ( 605a.d.-618a.d. ) of the sui dynasty ( 581a.d.- 618a.d. ) , with a clear span of 37 metres and small arches within the main arch , was the earliest spandrel arch bridge and also the longest stone arch bridge in the world . 中国隋朝大业年间(公元605-618年)建成的赵州桥,净跨37米,主拱圈上敷设小拱,是世界上最早的空腹拱桥,也是当时世界上跨度最大的石拱桥。
The labor quota of long - distance pipeline construction 长输管道敷设工程劳动定额
Fibre optic cables to be installed off chung hom kok 舂坎角水域敷设海底光纤电缆
Steam piping the design problem of the direct paving 蒸汽管道直埋敷设的设计问题
Laying in occasions that can bear larger pull 固定敷设在要求能承受较大拉力的场所
Artificial reefs to be deployed in tung ping chau 东平洲海岸公园拟敷设人工鱼礁
Commercial building telecommunications cabling standard 商用建筑电信电缆敷设标准
Installation methods of power flat conductor cables 扁导体带状电力电缆的敷设方法