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2.5　启动优化随着应用的功能越来越丰富、启动时需要初始化的工作多、界面的元素复杂等，启动速度不可避免地受到影响，比如一开始单击时出现黑屏或者白屏，甚至在低端机型上出现假死的现象，本节通过学习应用的启动流程、启动速度的监控，发现影响启动速度的问题所在，并优化启动的逻辑，提高应用的启动速度。 2.5...

Android应用性能优化最佳实践.2.3　布局优化

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