polarity switch
短語(yǔ)詞組
- polarity reversal switch 極性開(kāi)關(guān)
- polarity -reversing switch 極性轉(zhuǎn)換開(kāi)關(guān)
- signal polarity switch 信號(hào)極性轉(zhuǎn)換開(kāi)關(guān);信號(hào)極性轉(zhuǎn)換
- automatic polarity switch 釋義自動(dòng)極性開(kāi)關(guān)
- signhas polarity switch 信號(hào)極性轉(zhuǎn)換開(kāi)關(guān)
- current -polarity-reversal switch 電流極性換向開(kāi)關(guān) 返回 polarity switch