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19
1. .
2. .
3. Q=1,1 0,6. , t=1000.
11 03. 05. 2012 .
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20
1. .
2. .
3. Q=1 0,4 . , 50% t=1000. , tx=100C.
11 03. 05. 2012 .
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21
1. .
2. .
3. t.=-30 0 t¢01=1300C t¢02=700. t.=160.
11 03. 05. 2012 .
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22
1. .
2. . .
3. t=800, d=150 w=0,6/. k=0,5.
11 03. 05. 2012 .
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23
1. .
2. .
3. t=750, d=259 w=2,4/. k=0,5.
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11 03. 05. 2012 .
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24
1. .
2. .
3. 1 d/d=325/309, t0=00C. w=5/. t=1500C. d=80 l=0,08/(×0C). a=10000/(×0C), =5 /(2×4). l=58 /(×0C).
11 03. 05. 2012 .
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