目录一、问题背景与核心思路1.1 场景痛点1.2 核心思路二、android 客户端实现细节2.1 分块处理与上传流程2.2 网络请求实现（Retrofit + Kotlin Corhttp://www.devze.comoutine）三、服务端实现（Spring Boot 示例）3
As a relative newcomer to 开发者_运维问答MFC, I see Device Contexts (DCs) a lot. I vaguely understand that it\'s something to do with drawing, but the specifics are not very well explained anywhere th
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