【影片】久鑫防爆燈100℃耐熱測試超過53天!THT-EXJun 8, 20201 min readUpdated: Jun 9, 2020 #100CHeatResistanceTest #explosionproofledlight #explosionprooflight #THTEX #hazloclight #UL #IECEx #ATEX #UL844
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