Unverified82% confidenceFactTime unknown
PMMA塑料光纤耐温约70℃，石英玻璃光纤可耐高温且光损更低，但价格更高、易折断，家用星空顶普遍采用PMMA塑料光纤
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
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