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005 | 20150105145223.0 | ||
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_aUPES LIBRARY _bEnglish |
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082 |
_a621.3 _bNPTI |
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110 |
_aNational Power Training Institute, Faridabad _911590 |
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245 | _aValves operation and maintenance | ||
260 |
_aFaridabad _bNPTI _c2010 |
||
300 | _a199p. | ||
650 |
_aElectrical engineering _96242 |
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942 | _cDD | ||
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_c21530 _d21530 |