Emission lab排放试验室emissionn.散发；发行；排放emission source HF analyzeremission reducing potential减排潜力emission current uniformity发射均匀性emission decreasing measure减排措施emission polarization tensor辐射偏振张量emission-control equipment排气净化装置emission spectrum tomography发射光谱层析Emission Computed Tomography发射型计算机断层成像术emission spectroscopy method发射光谱法emission control regulationsn.排放控制法规