Cov Kev Lag Luam Uas Yog Cov Spectrometers Siv Hauv

May 18, 2021

Tso lus

FTTH

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Optical split txheeb xyuas, feem ntau siv nyob rau hauv kev tswj hwm network koom tes ntawm Ministry of Public Security

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Optical fiber sensing system

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Kev tiv thaiv kev kho qhov muag OLP system

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Xa kev nug