shijiazhuang subway application
column:railway industry time:2019-06-04

on february 14, 2017, shijiazhuang metro, dry transformer fiber optic temperature monitor  installation site.

 

after guiyang metro, shijiazhuang metro will be a benchmarking case. in the future, the new metro all over the country and even the world will hopefully use herch's new fiber optic  temperature measurement technology products.

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