A. To arouse our attention of some famous crashes of plane. B. To find out the causes of plane crash. C. To inform us of the Malaysian disaster. D. To warn us not to travel by plane any more. 【2】The Malaysian disaster is quite different mainly because___. A. The plane disappea...
Mindy Weisberger, “Satellite 'license plates' and re-igniting rocket fuel could head off space junk crashes,” February 12, 2020, and Extremely Low Resource Optical Identifier, December 10, 2019. See “Convention on Registration of Objects Launched into Outer Space”. This United Nations Registrat...
The two official accident inquiries (Indonesian and Ethiopian) and the many parallel US institutional post-mortems uncovered shocking evidence about attitudes at Boeing – and at its overseer the Federal Aviation Administration. After the crashes it took about three years to discover that Boeing did n...
And while the popu- lation was smaller in 1930 than it is today, of course, the French also have many more travel options today than they had eight decades ago. Even more remarkably, Germany—with untolled autobahnen and automobile manufac- turers of global renown—has only 10% fewer ...
“I had been burned a couple of times before by optimistic sensor performance estimates,” Stone said. Next they had to account for the possibility the beacons had been damaged in the crash. This, too, required extrapolating from past crashes, which yielded an 80 percent probability each beacon...