m : d - , h - .
ᒺ: ρ= , , ᒺ. : . ᒺ :
V= Sh = h (1)
:
ρ = (2)
:
ερ= (3)
ερ :
∆ρ = ρ ερ (4)
ʳ :
ρ = ρ∆ρ (5)
π , .
³ , , ( 10 ) . , π , π = 3,14.
ճ :
1. ( ) . 1 m, d, h . 2.
2. , :
- , ;
-
∆m = m - , ∆d = d - , ∆h = h -
-
, , (6)
. .2
3. , , . , , t α n. α =0,95 n =5, t = 2,78.
4. , 3. 3 , .3. . 0,419 0,123, . . 1 , , . .3. ∆ ∆ . , .
∆X = (7)
1
/ | ij d, ∆ d=0,01 | h, ∆h= 0,05 | ∆ m=0,01 | |
10,15 10,16 10,21 10,19 10,18 | 16,35 16,40 16,40 16,35 16,30 | 3,20 | ||
12,50 12,51 12,53 12,49 12,52 | 18,95 18,90 18,90 18,85 18,95 | 18,17 18,15 18,14 18,14 18,18 | ||
15, 81 15,82 15,79 15,78 15,80 | 24,15 24,20 24,15 24,10 24,10 | 52,91 | ||
18,32 18,31 18,30 18,31 18,32 | 32,10 32,05 32,15 32,10 32,15 | 6,705 6,702 6,701 6,706 6,703 | ||
11,89 11,81 11,80 11,78 11,79 | 21,15 21,10 21,25 21,20 21,25 | 5,35 | ||
9,31 9,30 9,32 9,29 9,27 | 13,15 13,05 13,10 13,05 13,10 | 6,93 6,92 6,93 6,97 6,96 | ||
14,25 14,23 14,21 14,24 14,26 | 21,00 21,05 21,05 21,00 21,05 | 30,80 | ||
16,31 16,33 16,35 16,32 16,33 | 18,35 18,40 18,45 18,40 18,40 | 29,35 29,28 29,30 29,33 29,29 | ||
9,54 9,56 9,52 9,55 9,53 | 18,05 18,15 18,10 18,15 18,10 | 10,82 | ||
17,77 17,75 17,72 17,74 17,71 | 21,95 21,90 21,85 21,90 21,85 | 45,63 45,69 45,67 45,65 45,64 |
|
|
2
m, | ij d, | h, | ³ | |||
∆m | ∆d | ∆h | ||||
. 4 . 3
3
∆ | |||
ij | |||
.
1. - , : 98,10, 98,15, 98,08, 98,22, 98,10, 98,24%.
2. (2,12%) : 2,05, 2,09, 2,05, 2,12, 2,18, 2,05, 2,18, 2,19, 2,25. ?
3. Fe2O3 6,25%, - 6,15%. .