physical quantity of noise

• 噪声的物理量

physical quantity of noise的用法和样例：

例句

1. Phase is important quantity for describing SHM.
   相位是描述简谐振动的重要的物理量。
2. The real part of the final expression is understood to represent the physical quantity in question.
   最后式子的实部被理解为代表所求的物理量。