Combining with a tunnel construction case, an ordinary method of ascertaining Optimum hole depths in small exploration tunnel drivage is discussed.
结合一坑道施工实例，论述了小型探矿坑道确定最优炮眼深度的一般方法。
Combining the nonrestrictive and nonlinear optimizing method with the finite element analysis, the optimum design can be obtained.
应用非线性无约束的优化技术，结合有限元计算，得到良好的优化设计。
Under certain conditions, combining the polyphase filtering structure of decimation filter, put forward an optimum design method of quadrature demodulation receiver, which owns decimation structure.
结合抽取滤波器的多项滤波结构，在一定条件下，推导出了一种含抽取正交解调接收机最优结构设计方法。
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