upper-air density 中文意思是什麼
upper-air density
解釋
上層大氣密度-
For " upper - air ", weather maps are usually drawn for isobaric ( i. e. equal pressure ) surfaces following the practice of conventional upper - air observations and analysis. air density and atmospheric pressure generally decrease as altitude increases
至於高空方面,由於常規的高空觀測與大氣分析都是在標準等氣壓面上進行,所以高空天氣圖亦習慣在等壓面上繪制。
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