瞬时流动平均方向角与正反向间歇流动因子成线性变化。
Flow mean angles varied linearly with the upstream-downstream intermittency.
而技术的消化吸收、使用和流动因子在东部地区影响作用更明显，技术的适用因子在西部地区影响作用更明显。
Meanwhile, the factor of technical absorptive capability, use and movements contributes more in eastern area; the factor of adaptability contributes more in western area.
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