Which course study these subjects? System Working substance Properties Energy 国Work Energy←→Mechanical work Thermodynamics Efficiency Cycle Energy quality.… 上游充通大学 February 26,2019 7 SHANGHAI JLAO TONG UNIVERSITYFebruary 26, 2019 7 Which course study these subjects? System Working substance Properties Energy Work Energy Mechanical work Efficiency Cycle Energy quality…. Thermodynamics