Unverified50% confidenceFactExact time
HTTP/2通过多路复用技术允许在单条TCP连接上并发传输多个请求，HTTP/3将传输层从TCP切换到QUIC协议
1
Sources
50%
Confidence
Long-term
Relevance
7/8/2026
First Seen
Sources
零基础Python爬虫入门：工作原理、核心流程与法律红线详解
bilibiliPyCharm安装激活教程7/4/2026
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