FTTH Fiber Optic Tool OTDR Tester Optical Time Domain Reflectometer Fiber Optic OTDR - Specification: Model TK-600 OTDR Wavelength(nm) 1. 850/1300 2. ...
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B18R065/B18R070 0.18mm NSGO refined electrical Steel series Nominal thickness (mm) Baosteel WISCO Nippon Steel NSC JFE Congent thyssenkrupp ...
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