zhè jiā / gōng chǎng / zhèng zài / cè shì / tàn huà guī / gōng lǜ qì jiàn / yǐ / jiàng dī / diàn dòng qì chē / de / néng hào这家工厂正在测试碳化硅功率器件,以降低电动汽车的能耗。This factory is testing silicon carbide power devices to reduce the energy consumption of electric vehicles.