shengyi technology co., ltd.-小9直播体育免费直播下载ios

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product list

product name
product description
dk
df
synamic 6n
ultra-low loss hsd pcb used multilayer base material
3.35
0.0021
synamic8g
(no ansi) halogen-free ultra-low loss & heat resistance multilayer material
3.66
0.0032
synamic8gn
(no ansi) halogen-free ultra-low loss & heat resistance multilayer pcb material
3.28
0.019
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