河北省边界层通风量时空特征及对PM2.5污染的影响
赵娜, 焦亚音, 杨雨灵, 赵玉广, 卢西畅

Spatiotemporal characteristics of boundary layer ventilation in Hebei Province and its impact on PM2.5 pollution
ZHAO Na, JIAO Yayin, YANG Yuling, ZHAO Yuguang, LU Xichang
图6 2023—2024年秋冬季河北省10站PM2.5污染日中3个时次阈值符合率
Fig.6 Proportion of stations with boundary layer ventilation reaching the thresholds at three observation times on PM2.5 pollution days in Hebei Province during autumn and winter of 2023-2024