北京市东城区幸福北里甲17号1-229 Tel: 010-67123753 E-mail: kefu@infoeach.com
ICP备案证书号:京ICP备14017250号-1
MIL-STD-14A, MILITARY STANDARD: ARCHITECTURAL SYMBOLS (23 MAY 1949) [SUPERSEDES JAN-STD-14] [NO S/S DOCUMENT]., This standard establishes a listing of architectural symbols that shall be use din the preparation of architectural working drawings. The symbols are those most commonly employed. Additional symbols may be used wherever necessary, and the listed symbols may be modified to fit specific structural conditions.