氣壓柱下降 的英文怎麼說
中文拼音 [qìyāzhùxiàjiàng]
氣壓柱下降
英文
falling glass- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 壓 : 壓構詞成分。
- 下 : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
- 降 : 降動詞1. (投降) surrender; capitulate 2. (降伏) subdue; vanquish; tame
- 氣壓 : [氣象學] pressure; atmospheric pressure; barometric pressure; gas pressure; air pressure
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For the first few thousand feet above sea level the rate of pressure decrease is in the neighbourhood of 1 inch of pressure for each 900 to 1000 ft
在離海面幾千英尺高度上(在拔海高度數千英尺以下)氣壓遞減率大約是每900到1000英尺高度下降1英寸汞柱左右。Through analysis of potential vorticity in isobaric surface field, in low - troposphere a positive potential vorticity disturbance exist and form incline disturbance column northward before rainstorm generation, at the same time have also reflected positive potential vorticity disturbance for severe convection weather trigger role in lower - troposphere ; soon positive potential vorticity disturbance in high - troposphere downward, form one vertical disturbance column, now corresponding precipitation develop stage ; in the prosperous stage of rainstorm that maintains isolines of horizontal distribution and still have straight positive potential vorticity disturbance in 600 - 700 hpa isobaric surface field ; when near ground arises negative potential vorticity disturbance, precipitation also weaken
通過對等壓面的位渦分析,發現了在暴雨發生前,在對流層低層有正位渦擾動存在並向北形成傾斜的擾動柱,同時也反映了對流層低層正位渦擾動對強對流天氣的觸發作用;隨后高層正位渦向下擾動,形成一個垂直擾動柱,這時對應降水的發展階段:在暴雨的鼎盛階段, 600 700hpa上空維持水平分佈的等值線,在其上還有正的位渦擾動;當近地面出現負的位渦擾動時,降水隨之也減弱。
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