Then last week, other stress tests on an airframe showed that the plane needs strengthening at 18 points on either side of the fuselage just above the area where the wing attaches.
就在上周，机身结构的其他应力测试显示，就在机翼连接的面之上的机身每侧需要强化18个点。
2
MIT’s D “double bubble” series design concept is based on a modified “tube-and-wing” structure that has a very wide fuselage to provide extra lift.