2.321-84 .

Unified system for design documentation.
Letter designations


2.321-84


3452-59

30 1984 . 1148

01.01.85

1. , .

2. :

L, l

, b

, , h

(, , ..) s

D, d

R, r

A,

: , ,

..,

t

a, b, g, d

3. .

4. , , , , - .., : d, d1, d2, bn, bn1, bn2.



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