impulse clock [仪] 脉冲钟 ; [仪] 冲击钟

selsyn motor impulse clock 同步式电钟

impulse-driver clock 脉冲驱电钟

impulse driven clock 脉冲驱动钟

synchronome impulse clock 同步脉冲钟

impulse-driven clock 脉冲驱动时钟

IDC impulse-driven clock 脉冲驱动时钟