ᒺ x . ' , , =2S; , =2S , ; ; . , , , ᒺ . . , , ᒺ x .
, ' ᒺ, .
. .
, ᒺ x. , , , , , 㳿 (qn/A ≤400 /3).
, ε, (. 3) , ' x (3.1) .
1.3, (. 3.11). 3.11, ε=ε`S+Δ.
ᒺ (3.1):
.
ϳ m() (3.2) , :
ASΔ=S∙Δ, (3.18)
- , AS.
3.11 - ,
( 1.3)
, , Δ<<εS Δ≈1, ᒺ .
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[1].
, ᒺ :
, (3.19)
μ = 0,335, Kσ,K,Kδ,K Δ .