Analysis shows that, when the outside diameter of the joint is small, the variation of the outside diameter will change the sin critical buckling load.
分析指出,当接头外径较小时,外径的变化将改变正弦屈曲临界力。
Generalized into local frequency from integral frequency, the method of joint time-frequency distribution effectively analyzes the signal based on the variation of frequency with time.
联合时频分布方法把整体频谱推广到局部频率,根据频率随着时间的变化情况,对信号进行有效的分析。
The variation of WUE was resulted from the joint effects of photosynthesis and transpiration.
水分利用效率的变化是光合和蒸腾综合作用的结果。
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