t = (0.008/0.09)×[(20´13)/13]1/2 = 0.25
t t a, n ; n n 1+ n 2 1. 0.05, t a, n .III a = 0.95 n = 32; t 32,0.95 = 2.0.
, t 32,0.95 > t. , . t a, n < t, < x >1 < x >2 .
[28].
R = t / St.
t St n 1 n 2.
St = [(n 1 + n 2 2)/(n 1 + n 2 4)]1/2
R > 3, < x >1 < x >2 . R < 3 .
0.003. t = 0.2 t = 0.25/(31/29) = 0.24 << 3. , , , , , .
s12 s22, . (< x >1 < x >2), s2:
s2 = s12/ n 1 + s22/ n 2.
|< x >1 < x >2| = k ×s. k 2 3 ( 0.05 0.003), (, ) . k 2, < x >1 < x >2 .
, , .. [11]. , , CO2 , , , , 0.5% . (, , ) . .
10.
i - , , , , , , , . , , , .
. (. 6). . 6 < x > = 257.17, , . 266.0 : 5 6. , < x > = 256.54. ' 258.5 (, 8 6). , < x > = 256.30. , , , .
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|
6.
l | l | ||
258.5 | 256.0 | ||
2. | 255.4 | 266.0 | |
256.6 | 256.3 | ||
256.7 | 256.5 | ||
257.0 | 256.0 | ||
G | 256.5 | 256.3 | |
256.7 | 256.8 | ||
256.3 |
. , S . 6 2.5. 1 10, S 0.4. , 2, 5 15, < x > = 256.39 S 0.26. , . , , .
s, , 3s, 0.003, , < x > ( ) , . , , , 0.003, (). , , , , , . , , .
, , 3s , 0.003.
, , 3s, 1 0.003 = 0.997.
, , 1 0.003.
, , , , , (1 0.003)2.
b , n 3s,
b = (1 0.003) n.
n
(10.003)n 1 0.003× n.
, , 10 3s, 0.003, 0.03.
|
|
100 0.26.
. 10¸20. s nS. , , 3 n s , , . .VI, , . n < 25, n > 25 nS = s b , (.II).
.VI < x > nS , xk, , , .
, :
v max = [< x > xk |/ nS ]×[ n /(n 1)]1/2. (46)
.VI , b vmax. , , b .
.VI , b 0.01. , , .
, , . , .
l 10 = 266.0, v max
(15/14)1/2´(266.0 257.2)/2.5 = 3.64.
v max n = 15, .VI, 2.80, b = 0.01. v max b , v max = 3.38 b 0.01. b . , b << 0.01, , 266.0 , .
258.5. v max (14 /13)1/2´(258.5 256.5)/2 1. .VI , b > 0.1, 258.5, , .
. d 15 , 13.59504 / 3; 15 S = 5×105 /3.
: d = 13.59517 / 3.
v max = [(13.5051713.59504)/5×105]×(15/14)1/2
n = 15 v max 0.025.
, d = 13.591517, 0.075, , .
, , d 0.00001, , 15 S . , , , .
0.1¸0.01, . , , , -, .
, - , < x > nS .
11.
, , . , a b S , S = ab.
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|
, ( , ), .
:
1) ;
2) .
. .
1. Y X
Y = AX + . (47)
, . X D X, Y A× D X. , X D X..