Astronauts have been playing a more and more import ant role in the whole mannedspacecraftsystem while their operation errors research is being paid more and more attention.
航天员已经在整个载人航天器系统中发挥出越来越重要的作用，同时，对其操作失误问题的关注也日见突出。
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It is very important to find design defects and to improve the system reliability when digital human models based on anthropometric data are applied in simulation of mannedspacecraft design scheme.
Finally, some Suggestions were proposed on space man-machine system development according to recent ergonomic trend in space ergonomics and the basis of experience of first mannedspacecraft project.