thermodynamic principles

例句：

1. 1. The study of thermodynamics is crucial for understanding the behavior of matter under extreme conditions.
   研究热力学对于理解物质在极端条件下的行为至关重要。
2. 2. The thermodynamic principle of conservation of energy states that energy cannot be created or destroyed;it can only be transferred from one form to another.
   能量守恒原理表明，能量不能被创造或销毁；它只能从一个形式转移到另一个形式。
3. 3. In a closed system, the thermodynamic equilibrium state is reached when all forces are balanced and no work is done.
   在一个封闭系统中，当所有力达到平衡且没有做功时，达到了热力学平衡状态。