声学中，速度与密度的乘积就是阻抗，也称为声阻抗或波阻抗，用符号Z表示。

In acoustics, the product of velocity times density, also called acoustic impedance and symbolized by z.

youdao

声学中，速度与密度的乘积就是阻抗，也称为声阻抗或波阻抗，用符号Z表示。

In acoustics, the product of velocity times density, also called acoustic impedance and symbolized by z.

youdao