英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：


请选择你想看的字典辞典：
单词字典翻译
Railroads查看　Railroads　在百度字典中的解释百度英翻中〔查看〕
Railroads查看　Railroads　在Google字典中的解释Google英翻中〔查看〕
Railroads查看　Railroads　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Rail transportation in the United States - Wikipedia
    Rail transportation in the United States consists primarily of freight shipments along a well integrated network of standard gauge private freight railroads that also extend into Canada and Mexico The United States has the largest rail transport network of any country in the world, about 160,000 miles (260,000 km)
  • Railroads | US Department of Transportation
    Enables the safe, reliable, and efficient movement of people and goods along the Nation’s railroads Learn more about the Nation's railroad system by visiting the Federal Railroad Administration website
  • Railroad - History, Development, Impact | Britannica
    During the Industrial Revolution canal networks became urgent necessities in western Europe and the western Mediterranean In Britain and France the increased use of coal for raising steam and for iron smelting greatly increased the need for canal transportation
  • The History of Railroads: From Trackways to Hyperloop Trains
    Railroads started in ancient Greece and evolved into a key transport method worldwide The steam engine transformed rail travel in the 19th century, leading to global railway expansions Today, electric and high-speed trains, including Hyperloop, represent the future of rail transportation
  • The Association of American Railroads (AAR)
    Freight railroads provide some of America’s safest, best-paying jobs—driving the economy, advancing safety technology, and investing billions privately each year to ease the taxpayer burden AAR is committed to keeping it that way 425 3rd Street SW, Suite 1000, Washington, DC 20024
  • Railroad History (USA): Facts, Timeline, Definition
    Railroad history in the United States is nearly as old as the country itself, dating back to the mid-1820s As we know, this great nation would not have grown and prospered as it did without the railroads, which brought together the young country and allowed for unprecedented prosperity
  • Federal Railroad Administration
    Report a blocked crossing? Request or Create a Quiet Zone? Make a FOIA Request? File an Alleged Violation? Find Safety Data Statistics? Petition for a Waiver? I Am A Enabling the safe, reliable, and efficient movement of people and goods
  • The Beginnings of American Railroads and Mapping | History of Railroads . . .
    Railways were introduced in England in the seventeenth century as a way to reduce friction in moving heavily loaded wheeled vehicles The first North American "gravity road," as it was called, was erected in 1764 for military purposes at the Niagara portage in Lewiston, New York
  • History of Railroads in America - Historic Sites USA
    Railroads were the backbone of the American transportation system for centuries Although railroads still exist, they don’t carry nearly as many passengers as cars and planes Yet, they are still a vital part of America’s infrastructure The following is a history of trains and railroads in America:
  • Rail transport - Wikipedia
    Rail transport is one of the two primary means of land transport, next to road transport It is used for about 8% of passenger and freight transport globally, [2] thanks to its energy efficiency [2] and potentially high speed





中文字典-英文字典  2005-2009