, , 1- , .
F = _________ 2,
:
__________________ 2
_________________ 2
_________________ 2
_________________ 2.
(1.6):
- , , , :
- , :
0,15 - , , ;
0,05 .
- , :
- , :
0,15 - ;
0,05 .
- :
- :
- ( ):
: _________________________
:
5- 8- .
:
,
;
90 , ,
20◦ .
1.11:
( 10 1 2):
, , - 21,0 1 2 ;
,
20% :
________ t , = ______ ◦, z o = ________ ( 1.4).
-
×
, , (1.10)
×
Qts, ×, (1.9)
×
Qs, ×, (1.12):
Qs =Qts - Qhs ×h1 = ___________ -_____________×0,60=___________ ×,
( )
F = _____ 2
( , )
V = ______ 3
|
|
q, ×/(2××), qV, /(3××), (1.13), (1.14):
×/(2××),
/(3××).
1.7 ________________ /(3××).
. .