delay-line discriminator鉴别器: frequency discriminator; des ...紫外线鉴别器: ultraviolet identifier恒定延迟鉴别器: constatnt-delay discriminator天线鉴别力: antenna discrimination鉴别器: [讯] frequency discriminator; descriminator; identifier◇鉴别器电路 discriminator circuit下载手机词典可随时随地查词查翻译