短語(yǔ)詞組短語(yǔ)free feild reciprocity calibration 自由聲場(chǎng)互易校準(zhǔn)free field reciprocity calibration 自由聲場(chǎng)互易校準(zhǔn)reciprocity calibration apparatus 倒易校正裝置reciprocity calibration of transducer 換能器的互易校準(zhǔn)coupler reciprocity calibration 耦合器互易校正tube reciprocity calibration 管中互易校準(zhǔn)Self -reciprocity Calibration 自易校準(zhǔn)coupled chamber method reciprocity calibration 耦合腔法互易校準(zhǔn) 返回 reciprocity calibration