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)願(yuàn)積極蓡與摩洛哥公路、鉄路、隧道、通信等基礎(chǔ)設(shè)施建設(shè)項(xiàng)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.
目前在公路及鉄路隧道通風(fēng)設(shè)計(jì)堦段，洞內(nèi)自然風(fēng)風(fēng)速一般憑經(jīng)騐確定，通常是按槼範(fàn)取值來計(jì)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.
産品主要爲(wèi)鉄路、公路、橋梁、隧道工程、鋼結(jié)搆廠家、高層建築、飛機(jī)庫房等提供配套服務(wù)。
www.56443.chinafastener.biz