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[国外标准] NFPA 262-2019 Standard Method of Test for Flame Travel and Smoke of Wires and Cables for Use in Air-Handling Spaces

uyless

P:2023-08-30 14:43:16

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NFPA 262-2019

NFPA 262-2019 Standard Method of Test for Flame Travel and Smoke of Wires and Cables for Use in Air-Handling Spaces.pdf

consumption - 消耗,消耗量 （0） 投诉

uyless

P:2023-09-05 13:21:04

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crosstalk between star quad and coaxial pair - 四线组串同轴对(四线组对同轴对的串音,简称：四串同) （0） 投诉

uyless

P:2023-09-06 07:34:54

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WFA - wide frequency antenna宽频带天线 （0） 投诉

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