Psychological profiling and training of the astronauts, plus constant communication with Earth, would reduce debilitating mental strains, the two scientists said.
两位科学家表示，对宇航员的心理分析和训练，再加上能持续与地球通讯，将降低他们的精神紧张程度。
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Then he sent Jenniskens figures detailing the address—latitude, longitude and altitude—of the asteroid every six miles en route to Earth, plus its speed and angle of approach.