入射线发散度divergence: n. 1.分歧,分岔,分出 (opp. converge ...radiation: n. 1.发光,射光,放热,放射,发射。 2.【物理学】 ...divergence of incident beam: 入射光束发散度incident radiation: 入射辐射laser radiation divergence: 激光射线发散下载手机词典可随时随地查词查翻译