From America's expansion westward in the mid-1800s to moving troops, supplies, and consumer goods, our Nation has depended upon the rail industry. The June DTJ offers some perspectives starting with Warfighter needs in Afghanistan. Many thanks to all who shared rail resources: the Center for ...
On April 11, 1883, in St. Louis, Missouri, railroad officials agreed to create five time zones in North America: Provincial, Eastern, Central, Mountain, and Pacific. The concept of standard time zones had actually been suggested by several professors going back to the early 1870s. At first,...
事实上，铁路网非常密，以至于在19世纪60年代，美国拥有比世界上其他地区更多的铁路。
Jeremy Atack 2005Accesses 2Altmetric Abstract From the outset, railroads excited the public’s imagination, leading to extravagant claims regarding their contribution to economic growth and development that only grew with time. Skepticism about these claims eventually led to their debunking, most notably...
served by eleven railroads.Farmers to the north and west of Chicago no longer had to ship their grain, livestock, and dairy products down the Mississippi River to New Orleans; they could now ship their products directly east.Chicago supplanted New Orleans as the interior of America's main comm...
How did the westward expansion affect America? What was the importance of the railroads in the U.S. (transcontinental)? How did the transcontinental railroad transform the west? How did geography affect westward expansion? How did the arrival of railroads benefit Indian Territory?
served by eleven railroads. Farmers to the north and west of Chicago no longer had to ship their grain, livestock, and dairy products down the Mississippi River to New Orleans; they could now ship their products directly east. Chicago supplanted New Orleans as the interior of America's main ...
in the late 1860s, sparking the rapid expansion of railways not only across America but around the world. Eventually, the Bessemer process was replaced by the use of open-hearth furnaces, which further reduced the cost of steel production and allowed trains to connect most major cities in the...
encourage：鼓励；促进；controlled：控制；promised：允许；predicted：预测。因此选项A符合题干意思。
MS Heath - 《Mississippi Valley Historical Review》 被引量: 28发表: 1961年 Railroads and the Character of America, 1820-1887 Review of: Railroads and the Character of America, 1820-1887. Ward, James A. TAO Iowa - State Historical Society of Iowa 被引量: 17发表: 1986年 加载更多来源...