The key points of the design under the restrained conditions, such as orbit node period, regressive cycles, regressive period, repeat period and others, were also presented.
并给出了在轨道交点周期、回归圈数、回归周期、重复周期和其他因素等约束条件下的轨道设计要点。
Continue to repeat this process over a period of a few days.
继续重复这个过程中的一段时间了数天。
Every 21 days (half of the expiration period), you must repeat step 4 by resetting the password and configuring the account that is not currently being used to be the service account.
您必须每隔21天(过期时段的一半)重复步骤4一次，即重置密码并将当前未使用的帐户配置为服务帐户。
These model systems possess the advantages of low price, short period and easy to repeat.
用小鸡建立学习记忆模型研究学习记忆，具有成本低，周期短，实验重复性好等优点。
At initial period, the channel will keep 6 hours of premiere broadcasting, repeat 3 times with 24 hours per day.
频道开播初期，每日首播拟达到6小时，重播3次，24小时不间断播出节目。
If ignored, can be sustained cramp from 1 to 15 minutes, may also be a short period of time to repeat attack.
如果置之不理，抽筋可以持续1 ~15分钟，也可能在短时间内重复发作。
If ignored, can be sustained cramp from 1 to 15 minutes, may also be a short period of time to repeat attack.
如果置之不理，抽筋可以持续1 ~15分钟，也可能在短时间内重复发作。
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