Unverified85% confidenceTradeoffTime unknown
BV线为单芯硬线(适合穿管埋墙固定布线),BVR为多股软线(适合活动接线/配电箱内),家装隐蔽工程优先BV硬线,其抗氧化和载流稳定性更好
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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