Milestones in oceanography 知识点 1685 Halley (Edmond):Trade wind and monsoons 1735 Hadley (George):Causes of trade wind Q 1751 Ellis:Finding cold waters from polar regions in the tropics 口 1769 Franklin:Making a chart of the Gulf stream 1775 Laplace:Theory of tides. 1800 Rumford:A meridional(南政的)circulation with water sinking near the poles and rising near the Equator. 1847 Maury::Chart(作图丿of winds and currents using ships logs|日志丿. 口 1872-1876 Challenger Expedition 1885 Pillsbury:Florida CurrentMilestones in oceanography  1685 Halley (Edmond): Trade wind and monsoons  1735 Hadley (George): Causes of trade wind  1751 Ellis: Finding cold waters from polar regions in the tropics  1769 Franklin: Making a chart of the Gulf stream  1775 Laplace: Theory of tides.  1800 Rumford: A meridional（南欧的） circulation with water sinking near the poles and rising near the Equator.  1847 Maury: Chart（作图） of winds and currents using ships logs（日志）.  1872-1876 Challenger Expedition  1885 Pillsbury: Florida Current 知识点