1. (. 5.6) 1:2; 1:2.5; 1:4 1:5.
2. b,
; . (5.7)
3. . da . da , . 5.7, , (5.8)
- .
5.1. | ||
; | ||
: | ||
; | ||
: | ||
a=20 | ||
( ) | ||
. |
4. (. 5.6) .
; (5.9)
d01, d02, d03 − ; d1, d2 − . () aw (10).
1- | 40, 50, 63, 80, 100, 125, 160, 200, 250, 315, 400, 500, 630, 800 .. 2500. | (5.10) |
2- | 140, 180, 225, 280, 355, 450, 560,710, 900, 1120, 1400, 1800, 2240. |
5. , . 5.1. 5.2.
5.2.