AIA/NAS NAS 943-1974
(Rev. 4)1974年8月取代数字控制设备直切及配置格式可变块互换穿孔带标准 [代替: AIA/NAS NAS 955]

Interchangeable Perforated Tape Standards Variable Block Format for Positioning and Straight Cut Numerically Controlled Equipment Superseded - August 1974 (Rev. 4) [Use: AIA/NAS NAS 955]

作废

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标准号

AIA/NAS NAS 943-1974

发布

1974年

发布单位

美国航空工业协会/国家航天工业标准

 

 

代替标准

AIA/NAS NAS 955

适用范围

The information and comments contained in this foreword should not be considered part of the standard. They have been included ior clwificatioii and guidance. With the advent of Nuinerical Control and the continually increasing use of Numerically Controlied Machine Tools, many people. including control systems builders, Machine Tool builders and users, have realized the importance of a standardized input medium. This is particularly true for the large majority of Numerically Controlled hfachine Tools using perforated tape input.

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