JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

用于492Q发动机的JCQ净化消声采用稀土小球为催化剂，用正交频带加权优化法优选消声参数，取得良好的消声、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘要正交频分复用(OFDM)技术具有、频带利用充分、传输数据率高的优点，在水声通信中具有重要的发展前景。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

用于492Q发动机的JCQ净化消声器采用稀土小球为催化剂，用正交频带加权优化法优选消声器结构参数，取得良好的消声、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘要正交频分复用(OFDM)技术具有抗多径、频带利用充分、传输数据率高的优点，在水声通信中具有重要的发展前景。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

于492Q发动机的JCQ净化消声器采稀土小球为催化剂，正交频带加权优化法优选消声器结构参数，取的消声、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘要正交频分(OFDM)术具有抗多径、频带利充分、传输数据率高的优点，在水声通信中具有重要的发展前景。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

用于492Q的JCQ净化消器采用稀土小球为催化剂，用正交频带加权优化法优选消器结构参数，取得良好的消、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘要正交频分复用(OFDM)技术具有抗多径、频带利用充分、传输数据率高的优点，在水通信中具有重要的展前景。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

用于492Q发动机的JCQ净化消声器采用稀土小球为催化剂，用正交频带加权优化法优选消声器结构参数，取得良好的消声、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘要正交频分复用(OFDM)技术具有抗多径、频带利用充分、传输数据率高的优点，在水声通信中具有重要的发展前景。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

于492Q发动机的JCQ净化消声稀土小球为催化剂，正交频带加权优化法优选消声结构参数，取得良好的消声、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘正交频分复(OFDM)技术具有抗多径、频带利充分、传输数据率高的优点，在水声通信中具有的发展前景。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

用于492Q发动机的JCQ净化消声器采用稀为催化剂，用正交频带加权优化法优选消声器结构参数，取得良好的消声、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘要正交频分复用(OFDM)技术具有抗多径、频带利用充分、传输数据率高的优点，在水声具有重要的发展前景。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

用于492Q发动机的JCQ净化采用稀土小球为催化剂，用正交加权优化法优选结构参数，取得良好的、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘要正交分复用(OFDM)技术具有抗多、利用充分、传输数据率高的优点，在水通信中具有重要的发展前景。

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.

用于492Q发动机的JCQ净化消声器采用稀土小球为催化剂，用正交频权优化法优选消声器结构参，取得良好的消声、净化性。

OFDM (Orthogonal Frequency Division Multiplexing) is a method that can combat multipaths, fully use the frequency band and has high data rate, and has a promising future in UWA communication.

摘要正交频分复用(OFDM)技术具有抗多径、频利用充分、传率高的优点，在水声通信中具有重要的发展前景。