The coal provides energy to the (heat) ____system of hospitals.
举一反三
- The coal provides energy to power the (heat) （） system of hospitals.
- Coal mining industry in Britain provides _______ of the energy consumed in the country.
- In a constant volume process for a closed system, the internal energy change of the system depends on the heat exchanged.
- In a constant pressure process for a closed system, the internal energy change of the system is equal to the sum of the heat exchanged and the work.
- Which of the following phenomena belongs to an adiabatic process ?() A: The temperature of the system remains unchanged B: The system does not absorb heat from the environment C: No heat exchange between the system and the environment D: The internal energy of the system remains unchanged