, (. .3), , , , .
(/2) ,
l - .
, [2, . 1.20]
, (26)
- γf =1, .. M (. .3.3)
z, φf, ξ - , . 3.5.1
γf = 1; ν = 0,15;
ψb = 0,9 - , ; [2, .4.27]
ψs - , :
, (27)
φls = 0,8 ;
(. (12), (13))
ψs 1,0, ψs = 1,0
fm - , . 1.20 [2]. fm -, .
1.
, , , .
3...5- , .
, , . [1].
.
2.
, .
.
.
200 640 (.1).