正交多圆维地图投影[见modified polyconic map] map projection rectangular polyconic: 多图锥钜形投影rectangular polyconic projection: 正交多圆锥投影map projection polyconic: 多图锥投影rectangular map projection: 正交地图投影polyconic projection: 多圆锥投影下载手机词典可随时随地查词查翻译