DIN EN 2484-1989 航空航天.图纸的缩微.35mm缩微胶片的方孔卡

标准号：DIN EN 2484-1989
中文标准名称：航空航天.图纸的缩微.35mm缩微胶片的方孔卡
英文标准名称：Aerospace series; microfilming of drawings; aperture card for 35 mm microfilm; german version EN 2484:1988
标准类型：G81
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：G81
国际标准分类号：37.080;49.020
适用范围：This standard specifies the aperture card for 35 mm microfilm and the column allocation and data entry of the control and identification characteristics for aerospace using card code A. By combining a slave card with an aperture card containing a microimage on 35 mm film, the information content is increased, handling of the aperture card is reduced, and it is possible to be use the slave card for data processing.#,,#