Что думаешь? Оцени!
Никита Хромин (ночной линейный редактор)，详情可参考谷歌浏览器下载
，详情可参考体育直播
Trucks generate seven times more particulate matter and greenhouse gases than trains. Their contribution to road congestion costs the U.S. economy over $100 billion a year, trucks are to blame for 90% of road deterioration. Rail is the far superior option by every metric, yet the federal government continues its war on rail, which is our country’s saving grace for moving freight. The fundamental question for Congress as it considers the surface transportation reauthorization is whether the proposed responses to a single accident would make Americans safer overall. It would do just the opposite – it would cause thousands of truck-based deaths.
Dead code elimination。PDF资料是该领域的重要参考