three rail point 三轨转辙器
three rail turnout 三轨道岔
three-rail 三轨
three-rail test track 三轨实验导轨装置
three-rail track 三线式轨道
three-rail railway 双轨距铁路
three rail crossing 由三种钢轨组合的线路交叉
three rail test tack 三轨实验装置
three-fold rail 三折滑轨
It took a lot of money and nearly a decade to make the three rail networks function together, but the end result is that a freight train now takes about three days to run from Ndola to Durban.
人们花了很多钱,用了将近十年时间,才将三条公路网连在了一起。
Pepy said: "Three hours' travel time by train means a share between 66% and 70% of the air and rail market."
Pepy说:“乘火车3小时内能到达的旅行大概占英国国内航空和铁路市场份额的66%至70%。”
Transport analysts argue that rail journeys must be around three hours long to be competitive with airline services on the same routes.
运输专家指出,在同样的线路上铁路行程的时间必须控制在3小时左右才能与航空业竞争。
"It includes three hundred million dollars to buy new cars for the government, eight billion dollars for high-speed rail projects, such as a 'magnetic levitation' line from Las Vegas to Disneyland, and one hundred forty million dollars for something called 'volcano monitoring.'
VOA: special.2009.02.27
"At a per-passenger-mile basis, rail is about three times as efficient as travel by car, in terms of fuel efficiency, and six times as efficient as travel by air, so there are pretty substantial pollution reduction benefits both in terms of greenhouse gases and other pollutants."
VOA: standard.2010.02.15
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