There were significant differences in big activity sport, fine sport, individual communication area(P<0.01).
各能区发育以大运动、精细运动、个人交往能区发育商差异显著，P<0.01。
No entity or individual may establish any satellite communication network without approval.
未经批准，任何单位或者个人不得建立卫星通信网。
No entity or individual may establish any satellite communication network without approval.
未经批准，任何单位或者个人不得建立卫星通信网。
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