The width of each subinterval goes to zero .
每个子区间的宽度趋于零。
Tension spline interpolation function maintains smoothness on a given interval, and it approaches a true function subinterval by subinterval.
张力样条插值函数在给定区间上分段逼近真值。
Analysis methods for calculating structure internal forces by subinterval method are investigated. Some methods for solving structure accelerations are derived.
对应用子区间法分析结构动力反应进行了研究，确定出几种求解结构加速度的方法。
The Subinterval area median contrast filtering method that can recognize weak anomalies of the low-background area and high-background area resolves the problem.
子区中位数衬值滤波方法解决了低背景区和高背景区弱小异常的识别问题，克服了采用全区统一异常下限给异常识别带来的困难。
The Subinterval area median contrast filtering method that can recognize weak anomalies of the low-background area and high-background area resolves the problem.
子区中位数衬值滤波方法解决了低背景区和高背景区弱小异常的识别问题，克服了采用全区统一异常下限给异常识别带来的困难。
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