Two phase - shift - networks of frequency discriminator are given circuit and layout examples.本文较详细地分析了鉴频器用移相网络的特性和集成化难易点.Quartz crystal, crystal oscillator, ceramic resonator, ceramic filter, saw filter, ceramic discrim...
Though it rained yesterday, the cornice is still dripping water.尽管昨天下雨，檐口现在仍在滴水。A plain or decorated horizontal part of entablature between the architrave and cornice.檐壁上横梁中在框掾和''.'额'.''�...
It's crazy and just shows the inconsistency of refereeing.这太荒唐了，不过恰恰证明了裁判的前后矛盾。'That's crazy,' I said. 'Isn't it just?' he said...“那简直是疯了，”我说。“谁说不是呢？”他说。When Jock woke up and found you ...