cai的一批:
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异常：java.sql.SQLException: The server time zone value '?й???????' is unrecognized or represen 第1章 编译概述1.1 程序设计语言 Failed to connect to ESP8266: Timed out waiting for packet header
异常：java.sql.SQLException: The server time zone value '?й???????' is unrecognized or represen
第1章 编译概述1.1 程序设计语言
Failed to connect to ESP8266: Timed out waiting for packet header