mode filter短语¹⁴⁴⁹⁷²⁺² 基本例句 波型滤波器 With the measuring system equipped with a microchip solid laser and a unique refractive index matching cladding mode filter, the transmission loss of a double clad fiber laser was measured. 利用固体微晶片激光器作为光源输出，建立了折射率匹配法传输特性测试仪实验装置，对掺镱双包层光纤的传输损耗特性进行了测量。 www.jgjs.net.cn