The sampling density can be controlled according to the practical requirement during the course of contour line vector.

在等高线的矢量化过程中，可根据实际需要对采样密度进行控制。

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For general reliability analysis with fuzzy failure and safety state, line sampling method is presented to calculate general failure probability.

针对状态具有模糊性的广义可靠性分析问题，提出一种广义失效概率计算的线抽样方法。

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For reliability analysis of implicit limit state function, an improved line sampling method is presented on the basis of sample simulation in the failure region.

针对隐式极限状态方程的可靠性分析，提出了一种基于失效域样本模拟的高效线抽样法。

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According to some experts, 720p displays typically pick up just one 540-line field from each two-field 1080i frame, discarding the rest of the data, rather than sampling it.

ENGADGET: To 720p or not 720p? HDBlog raises the question.