基本解释n.发射同根派生 emittance相关词英汉例句用作名词 (n.)Emittance and irradiance are meaningful measurements of flux at a specific surface.发射强度和辐照强度只有对一定表面上通量的量度才是有意义的。CSR has little influence on the emittance, the energy spread and the envelope.相干同步辐射引起的发射度增长及能散较小,且不影响束流包络。emittance更多例句