Emission lab排放试验室emissionn.散发；发行；排放emission spectrophotometer发射分光光度计emission-spectroscopicaladj.用发射光谱分析的emission spectral analysis发射光谱分析emission spectrum of aurora极光发射光谱emission initial allocation排污权初始分配Emission tomography scanner放射性X线体层照相扫描器emissions-trading program排污权交易emission computed tomograpy发射型计算机断层Emission spectrum diagnosis发射光谱诊断Emission control technology排放控制技术

1. This debris forms a bipolar shell around the star, which lies near the brightest point of the optical emission.
   这个琐屑形成了围绕恒星带有两极的壳，位于最明亮的光发射点附近。