"1947" . . . . . . . . . . . . . . . . . . . . . . . . . "National Land Surveying and Mapping Center" . . . . . . "National Land Surveying and Mapping Center" . . "\u4E2D\u83EF\u6C11\u570B\u5167\u653F\u90E8\u570B\u571F\u6E2C\u7E6A\u4E2D\u5FC3
National Land Surveying and Mapping Center (NLSC)" . . "2007" . . "2007-11-16" . . .