bottom current

基本解释

Antarctic bottom current is the main influence aspects to the formation of polymetallic nodules.
南極底流是影響多金屬結核形成的關鍵因素。
In the estuary region, surface residual current flows outward from the river mouth; but bottom residual current forms a convergence zone.
河口區的底層餘流可形成輻郃區，而表層餘流則一致流出河口。
An empirical formula of depth-averaged velocity is derived by means of dimensional analysis, and at the same time the characteristics of the variation of bottom current velocity are described.
文中還利用量綱分析，導出了挖槽中心垂線平均流速折減系數的經騐公式。

Rates have roller-coastered through two peaks and troughs in the past decade, and when the bottom of the current trough will be reached is anybody's guess.
ECONOMIST: Insurance
All of this suggests that even though we still haven't hit bottom on this current downturn--and some of the worst may be to come --investors, companies and employees--are already positioning themselves for the next upturn.
FORBES: A Season For Surprises
Bottom line, the current lousy economy may, in fact, be the best Obamanomics can do.
FORBES: Today's Lousy Economy May Be The Best Obama Can Do