Method: Statistic analysis of the varieties, sales amount from 2005 to 2008 and frequency of utilization (DDDS), etc. of our orthopaedic drugs.
方法：对我院2005年- 2008年骨伤科用药品种及销售金额、用药频度(DDDS)、等进行统计分析。
The statistic energy method for solving high-frequency structural acoustic-vibration problem of high speed aero-craft is studied in this paper.
笔者研究求解了航天飞行器仪器舱高频结构声振问题的统计能量方法，给出了用统计能量法计算的一般步骤；
The invention relates to a method for detecting idle frequency spectrums by using cyclic spectrum statistic value.
本发明涉及一种利用循环谱统计量进行空闲频谱检测的方法。
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