Unverified50% confidenceFactExact time
LCEL的设计哲学来源于Unix/Linux的管道机制，1973年贝尔实验室的Unix系统已使用管道符串联程序
1
Sources
50%
Confidence
Long-term
Relevance
7/10/2026
First Seen
Sources
Deep Dive into LangChain's Three Core Modules: A Complete Guide to Agent Architecture Thinking
bilibiliai大模型应用开发实战7/9/2026
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