4 .
1. ᒺ ᒺ () ().
3,3455.296: ᒺ ᒺ () .
V, 3.
2. : -1, -1, -1
3. - ' , ( ) () .
Q= Vn, 3/, /, -, - .
4. : P= Q , P=Vp ∙ 
∆, , .
5. : ω=2πn, /.
6. :
=/ ω, .
=/ω=Q∙ ∆/2πn=Vn ∆p/2πn=V∆p/2π
, .
∆
n -
∆Q
.
n. , , ( ) ∆= - ,
∆- , :
η=/,
, .
' ∆Q, ᒺ :
ηV=Q /Q,
Q - ;
Q- .
∆Q
P,,n
∆P
∆
"n" "". " ". , ᒺ
ηV=Q /Q,
Q , 
Q ,
: 
Q= V n / ηv,
V ᒺ ,
n
|
|
|
ηv ᒺ .
∆. :
η= /,
= V n ∆p η.
, (B,D) (A,B).
) ) ) D)
ó ᒺ .
ó ᒺ .
ó
() , - . ó , , .
