释义

• abbr.
  micrographic catalog retrieval system 缩微图形目录检索系统; Micrographic Computer Retrieval System 缩微目录计算机检索系统; Micrographic Catalogue Retrieval System of the Library of Congress, US 美国国会图书馆缩微目录检索系统; Military Command Research System 军事指挥研究系统