基本解釋[水利工程]穿河管道英漢例句雙語例句Tunnel is a low cost way for crossing river pipeline projects in long-distance, but crossing river cracks are main difficulties in karst areas.隧道是長輸管道工程中一種成本較低的穿跨越形式,但對于巖溶發(fā)達(dá)地區(qū)的大型河流,通江裂縫等地質(zhì)條件是其主要施工難點。From the viewpoint of hydrology, hydrolics and geology, the paper deals with the factors worth consideration in pipeline river-crossing design and the principle of design.本文從河流學(xué)、水文學(xué)、水力學(xué)和地質(zhì)學(xué)的觀點,介紹管道穿越河流的設(shè)計中需要考慮的因素和設(shè)計準(zhǔn)則。Structure optimization and reliability analysis of truss river-crossing related to the overall performance of pipeline structures. And it plays an important part in structure's safe operation.桁架式跨河管架的結(jié)構(gòu)優(yōu)化和其可靠度分析,關(guān)系到管架的整體性能,對管道的安全運(yùn)行有著重要的作用。river-crossing pipeline更多例句詞組短語短語under -river pipeline crossing 河床下管線穿越river-crossing pipeline更多詞組專業(yè)釋義水利工程穿河管道