Three calculative methods to determine sea ice drag coefficients, i.e.eddy correlation method, profile method and momentum method, were discussed,and their application conditions were analyzed respectively.

• 归纳了计算海冰拖曳系数的涡动法、剖面法和动量法，并利用动量法对低密集度平整海冰的拖曳系数进行了初步计算。