In China, 20th century, a unit of area,
= ¹/₉ square millimeter. This romanization is obsolete. In today's pinyin, fānglí.
United Nations, 1966.
Sorry. No information on contributors is available for this page.
home | units index | search |
Copyright © 2000-2017 Sizes, Inc. All rights reserved.
Last revised: 14 March 2017.