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单词
snow-covered days
释义
snow-covered days
Encyclopedia
农学
积雪日数
释
snow-covered days
积雪日数
对于积雪日的定义,在中国积雪研究中存在两种标准,第一种是根据天气现象来定义,即当观测场上视野范围内一半以上被积雪覆盖时,就记为积雪日;第二种是根据积雪深度来定义,即当积雪面积达到观测要求,且其深度达到规定深度(例如0.5厘米以上深度的积雪)时,记为积雪日。
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Bottlinger model
bottling machinery
Bottom
bottom
bottom characteristics sampling device
bottom construction of stope
bottom-contact organic field-effect transistor
bottom culture and stock enhancement
bottom culture and stock enhancement of sea cucumber
bottom culture and stock enhancement of shellfish
bottom-dump car
bottom emission display
bottom-emitting organic light emitting diode
bottom fermentation
bottom flooding
bottom flow rate
bottom gas injection element
bottom-gate organic field-effect transistor
bottom hadron
bottom heave
bottom hole assembly of radial drilling
bottom-hole flowing pressure
bottom light
bottom line ethics
bottom loss
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更新时间:2026/7/29 1:56:11