17704692435
购买标准后,可去我的标准下载或阅读

This standard provides the information necessary to enable mechanical and magnetic interchangeability for reels of 1/2-inch-wide unrecorded magnetic tape between information processing systems, communication systems, and associated equipment utilizing American National Standard for Information systems - Coded character sets - 7-bit american national standard code for information interchange (7-bit ASCII), ANSI X3.4-1986, and amendments thereto. This standard deals solely with magnetic tape for digital recording and supports and complements American National Standards on recorded magnetic tape for information interchange.

   电子版:570元 / 折扣价: 485

BS 4-1:1993 Structural steel sections 被代替 发布日期 :  2001-02-15 实施日期 : 
HB 7-1993 (R2014) Engineering drawing handbook 现行 发布日期 :  1993-11-22 实施日期 : 
6289 条记录,每页 10 条,当前第 17 / 629 页 第一页 | 上一页 | 下一页 | 最末页  |     转到第   页  
  • 波浪
  • 波浪
  • 波浪
  • 波浪