Unverified50% confidenceFactTime unknown
轮询机制相比WebSocket长连接方案的优势在于实现简单、网络要求低、无需维护持久连接，但存在一定延迟和额外网络开销
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026
Sources
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