常見例句雙語例句An virtual electronic automatic matching system was designed, used for RFID antenna impedance.搆建了一個能爲RFID天線阻抗的動態(tài)變化提供匹配的自動阻抗匹配虛擬系統(tǒng)。This article design a virtual system that can provide automatic matching for RFID antenna impedance.本文搆建了一個能爲RFID天線阻抗的動態(tài)變化提供匹配的自動阻抗匹配虛擬系統(tǒng)。The measurement results show that this method is simple and easy for antenna impedance measurements without expensive special measuring instruments.測量結果表明,該測量方法不僅省去了昂貴的專用測量儀器,而且簡單實用,易於實現。權威例句Even with distributed elements of what appears t be a miniature LOG PERIODIC antenna will have some difficulties with proper impedance matching, ohmic losses and inductance issues to say the least.FORBES: All-Aluminum iPhone In The Works? 返回 antenna impedance