00322nam a2200121Ia 4500008004000000020001500040082001300055100002100068245003700089260004000126300001200166650002200178210210b1979   xxu||||| |||| 00| 0 eng d  a0 066238 X  a621 CULP  aCULP (Archie W).  aPrinciples of energy conversion.  aNDbMcGraw hall kogakusha ltdc1979  axii,499  aEnergy conversion