词汇	industrial frequency
释义	industrial frequency 工业频率
随便看	cyanide electroplating cyanide ferropophyrin cyanide ferroporphyrin cyanide ferroprotoporphyrin cyanide-flee cyanide-flee electroplating process cyanide-free cyanide-free alkaline copper plating process cyanide-free brass plating cyanide-free copper cyanide-free copper electroplating cyanide-free copper plating cyanide-free depressant cyanide-free electrodeposition cyanide-free electroplating cyanide-free gold-plated cyanide-free gold plating on molybdenum cyanide-free plating cyanide-free silver plating cyanide fusant Cyanide gangue residue cyanide gauze cyanide glucoside plant cyanide goiter cyanide gold mud