Unverified82% confidenceTradeoffTime unknown
金属支架更稳但重、影响移动便携;塑料/工程塑料件轻便但长期承重易蠕变下垂,关节和承重臂必须为金属,仅装饰件可用塑料
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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