2006. 2
1.Nikitin L.V., Tyurehodgaev A.N. Wave Propagation and Vibration of Elastic Rods with Interfacial Frictional Slip. Wave Motion 12 (1990) 513-526 North-Holland.
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3. ., . -
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Solution of the problem about longitudinal vibration of the rail in railway motion which consists of six-axis van and lies on ties taking into account dry friction on the “wheel-rail” contact are provided.
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3. ., ., . -
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4. ., ., .,
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. 2000. 6. . 3-50.
5. ., . . .: -
, 1960. 303 .
6. ., . -
. .: - , 1990. 288 .
7. . .
.: , 1960. 327 .
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//
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// :
. . . : , 1985. . 42-66.
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. 1986. 3. . 3-14.
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17. ., ., . -
-
// -
. 1968. 4. . 3-11.
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: . . . : , 1985. . 108-129.
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//
. 1993. 6. . 27-41.
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// . 1996. . 65, 6.
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// -
. 1983. . 9, 11. . 1447-14451.
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// -
. 1975. 3. . 15-23.
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// . 1973. 6. . 3-9.
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Summary
In the article the results of the investigations of the ascer- tainment of bonds character and analysis of functional groups in coal chemical structure are summarized. The possibility of coal chemical modification depending on functional contents of coal is analyzed.
541.6:620.18
3.04.06 .