热力发动机 meaning in Chinese

heat engine
thermal motors

Universal decimal classification - english full edition - heat engines other than steam engines
国际十进位分类法.英文版.热力发动机
Universal decimal classification - english full edition - heat engines in general - steam power - steam engines - boilers - water power - hydraulic energy
国际十进分类法.英文版全表.普通热力发动机.蒸汽动力.蒸汽发动机.锅炉.水能.液力