在60年代初,世界上的旅客机制造商纷纷推出100座级、发动机安装在机身尾部的中短程喷气客机,如英国的BAC1-11,苏联的图-134,美国道格拉斯飞机公司的DC-9等等。波音公司经过审慎的分析,于60年代中期推出了其双发翼吊式的波音737-100与那些先行者们一争高低,其主要对手是道格拉斯飞机公司。双方着眼的市场是美国的中西部和加拿大的广大中小城市以及边远地区和欧洲。这些地区 In the early 60s, the world’s passenger aircraft manufacturers have introduced 100-seat, engine mounted on the fuselage tail in the short-range jet airliner, such as the British BAC1-11, the Soviet Union’s Tu-134, the United States Douglas aircraft company DC- 9 and so on. After a cautious analysis, Boeing launched its double-wing-mounted Boeing 737-100 in the mid-1960s to compete with those pioneers whose main rival was the Douglas Aircraft Company. Both markets focus on the mid-western United States and the vast majority of small and medium-sized cities in Canada as well as remote areas and Europe. These areas