( )
, -149, , , b-, , b- . , .
, NPm0 NSm0, = 0, :
(20.4.1)
, (20.4.2)
, t :
,
, , NSm(t) + NPm(t) = idem = NSm0 + NPm0
, t :
NSm(t) = NSm0 + NPm0 + NPm(t) (20.4.3)
(20.2.2):
NPm(t) = NPm0 exp (- lPm t).
(20.4.3), :
NSm(t) = NSm0 + NPm0 [1 - exp (- lPm t)] (20.4.4)
.20.4 .
N(t)
NSmo+NPmo
NSm(t)
NSmo
NPmo
NPm(t)=NPmo exp(-lPmi)
0 t
.20.3. .
, (NSm0) (NSm0+NPm0) b- , , (1/2 = 54 ).
( ), :
rSm(t) = rSm0 + rSm [1 - exp(- lPm t)] (20.4.5)
(20.4.5):
rSm0 - ( - );
rSm - , .
( ; , , , (.20.4) , , , ). , .
|
|
rSm(t)
0 t
rSmo
149Pm,
rSm
.20.4. ( ).
, , , (..(20.2.2))
, .
Np0, , , , , .
, , , ( ) , , , 54 . , 6 7 . ( ) :
t 7 1/2Pm = 7 . 54 380 16 .
, , - , , .
, , : ?
, -1000 (- 0.82%) (- 0.69%) . (Np) (- 0.24%). , , . , , 0.5 b , , 0.5b ( - ). , , .