A broad - band backfire antenna with LPD array as its feed is presented in this paper.本文介绍一种对数周期偶极(LPD)阵列作为馈源的宽频带背射天线.The San Antonio class Landing Platform Dock ( LPD ) hit the fleet in 2006.圣安东尼级登陆舰已在2006年服役.Objective ...
所有人起立为他不可磨灭的英勇之举鼓掌。Every person stood to applaud his unforgettable act of courage.当她走上台时，观众起立鼓掌欢迎。When she walked onstage she was given a standing ovation.她每唱完一首歌，人群就拼命鼓掌。As she finished each song, the crowd clapped wild...
每次都用连音作为新一轮的开始.All of this should be done in tempo.2在口琴上吹奏连音和顿音.Legato and staccato on the harmonica.第三部分是连音.The third one is about connected speech....