1 Supersonic Passenger Flights [科技报告]
作者:Tang, Rachel Y.;Elias, Bart;Luther, Linda;等
发布日期:2018
关键词:Airline law and legislation;Airlines;...
发布机构:Library of Congress. Congressional Research Service.
作者:Peterman, David Randall
发布日期:2018
关键词:Railroad finance;Transportation;...
发布机构:Library of Congress. Congressional Research Service.
作者:Kirk, Robert S., Mallett, William J.
发布日期:2018
关键词:Transportation;Roads and highways;...
发布机构:Library of Congress. Congressional Research Service.
作者:Frittelli, John
发布日期:2018
关键词:Railroads;Transportation;...
发布机构:Library of Congress. Congressional Research Service.
作者:Frittelli, John
发布日期:2018
关键词:Railroad safety;Railroad policy;...
发布机构:Library of Congress. Congressional Research Service.
作者:Cunningham, Lynn J.;Canis, Bill;Arostegui, Danielle A.;等
发布日期:2018
关键词:Alternative energy sources;Alternative fuels;...
发布机构:Library of Congress. Congressional Research Service.