polarization maintaining fiber
PMF Performance Module framework 性能模块框架 PMF Polarization Maintaining Fiber 偏振保持光纤 PMIS Personal Mobile Information Service 个人移动信息服务 ..
Polarization-maintaining optical fiber
...o keep her heart and lungs healthy » heip保持她的心脏和肺部的健康 Polarization-maintaining optical fiber » 偏振保持光纤 keep it real » 保持了真格 ..