Therefore, a LRC filter is designed and the harmonic of switch frequency is eliminated effectively.为此设计了LRC滤波器,有效地抑制了输出电流中开关频率处的谐波成分.FM programs recording, LRC synchronizing function.调频节目录制,歌词同步功能....
Inbry caught me a dragonfly.英布里给我抓了一只蜻蜓.The dragonfly feeds on mosquitoes and flies.蜻蜓捕食蚊蝇.How does a dragonfly twirl and dive in flight?蜻蜓在飞行中是如何旋转和俯冲的?...