Superseded85% confidenceTradeoffTime unknown
标称的读取速度（如100MB/s）通常远高于写入速度，视频拍摄看重写入而非读取，选卡应重点看U级/V级和持续写入指标，别被高读取数字误导
1
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85%
Confidence
Long-term
Relevance
-
First Seen
This knowledge claim has been superseded by newer content
存储卡标注的读速（如170MB/s）是理论峰值，实际写入速度才决定视频录制能力，认准V30/V60/V90的视频速度标记Sources
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