switch electric source的用法和樣例：
例句
- The EMI noise source impedance of an SMPS is essential in EMC design.
開(kāi)關(guān)電源的電磁干擾噪聲源阻抗在電磁兼容性設計中是個(gè)非常重要的參數。 - The transmitting noise can reduce capability of power supply or attaint switch power supply.
由于傳導型噪聲會(huì )降低直流開(kāi)關(guān)電源的性能，嚴重時(shí)會(huì )造成直流開(kāi)關(guān)電源的損壞。
