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App Inventor 2 获取手机电池电量与电源状态检测教程 · App Inventor 2 中文网
...隔
2. 按需启用传感器
3. 降低屏幕亮度需求
4. 减少网络请求频率
5. 后台运行时降低活动
6. 避免在循环中创建新组件
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