However, because some colleges and universities to be self-constrained by the existence of objective conditions, to tennis in college is not smoothly carried out.
但是由于部分高校被自身存在的客观条件所制约,使网球运动在高校中开展的并不顺利。
Checking with local land managers and studying maps and weather conditions can contribute to a low-risk existence.
与当地的土地管理人员确认,并仔细研究地图和天气状况,能减少风险。
The conditions of existence and uniqueness of the optimal control law is given and an algorithm of solving the optimal control law is proposed.
给出了最优控制律的存在唯一性条件,并提出了最优控制律的设计算法。
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