The SCP of backscattering signals approach the emissive center frequency with increase of ages.随年龄的增大,质心位置越接近于发射超声的中心频率.The fluorescence quenching of these emissive compounds in solution by halogen anions was studied car...

emissive的音标：emissive的英式发音音标为：[ɪ'mɪsɪv]emissive的美式发音音标为：[ɪ'mɪsɪv]...

adj.发射的，放射性的...