road railway tunnel

基本解釋

Chinese businesses would like to actively participate in Morocco's infrastructure construction programs in the areas of road, railway, tunnel and communications.
中國企業(yè)愿積極參與摩洛哥公路、鐵路、隧道、通信等基礎(chǔ)設(shè)施建設(shè)項目。
www.fmprc.gov.cn
At present in the design phase of ventilation system of road & railway tunnel, generally rule of thumb to determine the natural wind speed value inside the tunnel, normally based on the specification.
目前在公路及鐵路隧道通風(fēng)設(shè)計階段，洞內(nèi)自然風(fēng)風(fēng)速一般憑經(jīng)驗確定，通常是按規(guī)范取值來計算。
And the products can be applied in kinds of industrial fields such as the railway, road, bridge, tunnel projects, steel structure factory houses, high-rise buildings, aircraft storehouse and so on.
產(chǎn)品主要為鐵路、公路、橋梁、隧道工程、鋼結(jié)構(gòu)廠家、高層建筑、飛機(jī)庫房等提供配套服務(wù)。
www.56443.chinafastener.biz