Helmholtz free energy is a thermodynamic potential that measures the useful work obtainable from a closed thermodynamic system at:
A、Aconstanttemperatureandpressure;
B、Aconstanttemperatureandvolume;
C、Avariablepressureandvariabletemperature;
D、Nonetheabove
发布时间：2025-12-16 21:22:30
