介质产品包括介质滤波器，介质双工器，介质天线，介质谐振器。
Our product offering dielectric products includes dielectric filters, dielectric duplexers, dielectric antenna, dielectric resonator.
介质谐振器，介质滤波器，介质双工器和介质谐振器的制造方法。
Dielectric resonator, dielectric filter, dielectric duplexer and method for manufacturing dielectric resonator.
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