因此，建立一个高效的支持访问控制的用户界面模型具有很强的实际意义。
Therefore, it is of great practical significance to establish a highly-efficient UI model which supports access control.
应用一种自适应算法进行天线阵方向图综合，把阵元间的互耦考虑在内，具有很强的实际意义。
An adaptive algorithm is applied to pattern synthesis of linear arrays with mutual coupling, which is of great practical significance.
根据此方法定期检测轨道电路的主要参数，在误差允许范围之内判断轨道电路的安全性具有很强的实际意义。
Testing the main parameters of track circuit at interval by this method and estimating the safety of track circuit when error is permitted have strong practical meaning.
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