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Astronauts in flight must adjust to weightlessness.宇航员在飞行中得适应失重状态.Objective To observe bone mass changes during convalescence after simulated weightlessness.目的观察模拟失重恢复期骨质的变化.To apply engineering Methods : To the study of...
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To apply engineering Methods : To the study of astronaut adaptation to weightlessness.应用 工程方法 于宇航员在无重状态下的适应性研究.The astronauts are conducting a series of experiments to learn more about how the body adapts to weightlessne...
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weightlessness的音标：weightlessness的英式发音音标为：['weɪtləsnəs]weightlessness的美式发音音标为：['weɪtləsnəs]...