%0 Journal Article %T ̩ɽÀ×±©ÆøºòÌØÕ÷ %A ³ÂÉÆ±ú %J ÆøÏó %D 1998 %R 10.7519/j.issn.1000-0526.1998.3.014 %U http://qxqk.cma.gov.cn/ch/reader/view_abstract.aspx?file_no=19980314&flag=1