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YD/T 638.1-1993 English PDF

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YD/T 638.1-1993: Type designation for products of posts and telecommunications industry General rules
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YD/T 638.1-1993English119 Add to Cart 2 days [Need to translate] Type designation for products of posts and telecommunications industry General rules   YD/T 638.1-1993

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Basic data

Standard ID YD/T 638.1-1993 (YD/T638.1-1993)
Description (Translated English) Type designation for products of posts and telecommunications industry General rules
Sector / Industry Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard M04;M01
Word Count Estimation 2,265
Date of Issue 8/17/1993
Date of Implementation 2/1/1994
Older Standard (superseded by this standard) YD 142-1978
Summary This standard specifies the basic principles of Posts and Telecommunications Industry Model naming preparation, requirements and methods. This standard applies to the preparation of models of Posts and Telecommunications Industry naming the professional products.

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