After deeply analyzing sniff mode which is a low power operation mode of bluetooth, a learning function is proposed to approximate the distribution of the incoming traffic at a master-slave pair.
在深入分析蓝牙的低功耗工作模式一呼吸模式基础上，提出用学习函数来近似估计主从对之间通信流分布。
By using perturbation mode, we study the free falling eastward body, and present the first approximate calculation formula of the rotation angular velocity of the earth.
应用微扰论的方法对落体偏东进行研究，给出了在地球自转角速度一级近似下的计算公式。
The approximate numerical method to deal with the coupled mode equations is presented in detail and the rationality of the method is given.
详细地给出耦合模方程近似处理的方法，并说明了其合理性。
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