| 单词 | ekman spiral |
| 释义 | > as lemmasEkman spiral Ekman spiral n. [propounded by Ekman in Nyt Magazin for Naturvidenskaberne (1902) B. XL. 1–27] a spiral that ideally represents both the increasing angular difference between the wind direction and a wind-induced ocean current, and the decreasing speed of the current, at increasing depths; a similar spiral ideally representing wind direction and speed between the ground and the height at which its frictional effect on the geostrophic wind disappears.extracted from Ekmann.< as lemmas |
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