period of revolution meaning in English

公转周期
回转周期

Satellite period of revolution
卫星运行周期
For nothing hinders us from saying so , even if the universe is administered according to definite periods of revolution
这一切对我们千真万确，即使宇宙是根据特定进化周期来控制的，依然如此。
For many older democracies , the period of revolution occurred long ago , but for france many participants of the 1968 student movement are still with us today
而法国的68年革命，不仅参与者均仍然在世，而且这一场革命是由当时年轻的大学生所发起，所引发的流血冲突大致不严重。
Unfolds can carry on has the force majeure to cause this contract to be unable to fulfill , this contract must relieve , has paid to rent the expense expense to have ( date ) like to have the remaining sum according to the actual period of revolution after the solid settlement to return without the rest for the second party , both sides does not undertake opposite party loss compensation
5展会进行中发生不可抗力致使本合同无法履行，本合同应当解除，已交付的租赁费用费用应当按实际使用时间（日）按实结算后如有余额的则无息返还给乙方，双方均不承担对方的损失赔偿。