geosyncline close是什么意思

网络释义

1)geosyncline close,地槽封闭2)closed marginal geosyncline,封闭陆缘地槽3)Orifice Trough,封闭窄槽4)Closed oil tank,封闭油槽5)semienclosed slot,半封闭槽6)Enclosed groove,封闭槽