It also shows that the transmission coefficient changes with the diameterofaperture.
同时也研究了透过率有效系数随孔径变化的情况。
2
The quantity in relation to the coupling efficiency of an optical fiber:lasing mode, divergence angle, numerical aperture, focal diameter and precision optical fiber coupler are discussed.
围绕光纤耦合效率相关的量：激光模式、发散角、数值孔径、焦斑直径、精密光纤耦合器等问题进行了讨论；
3
The experimental results show that acoustic resistance of perforated plate is related to plate thickness, aperturediameter, numbers ofaperture, acoustic frequency and airflow velocity.