高压脊,是水平气压场上等压线向气压较低一方突出的脊状部分。三面气压较低而一面气压较高的天气系统,简称脊,高压脊内气候较弱。常伴有辐散和下沉运动。天气晴好。
气象专家Gary Dickinson称,“目前,一股相当强的高压脊(ridge of high pressure)正徘徊在卑诗省。这股高压脊从南部带来了暖流,致使该天气温打破了以往最高记录。
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高压脊(pressure ridge),低压槽(pressure trough),低纬环流圈(Low-latitude circulation cell), 中纬环流圈(Mid-latitude circulation cell),高...
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此高压脊与赤道的距离在七月份比四月和十月份远。
The ridge lies farther from the equator in July than in either April or October.
夏季出现污染日较少,主要为高压脊控制型天气背景;
There are less polluted days in Summer, the main weather background is pressure ridge control style.
太平洋副热带高压脊稍为东退,而莎莉嘉现处于其西面。
The Pacific subtropical ridge has retreated slightly, and SARIKA is now situated in its western periphery.
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