[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

长焦拍飞行物/运动优先选线性马达或超声波马达(如佳能USM/尼康SSM/索尼XD线性),对焦快且支持高速连拍追焦;步进马达STM虽安静但追焦速度和响应偏弱,不适合抓拍

1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen

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get_claim(id=224634)