RPM for Ruby on Rails has a developer Mode, the raw performance data being saved locally and can be used by developers to test the performance of their application during development phase.
RPM for Ruby on Rails拥有开发者模式,它会把原始的性能数据保存在本地,开发者可以使用这些数据在开发阶段测试他们的应用程序的性能。
Never shift from the Parking mode when engine rpm is higher than normal idle.
在发动机的转速高于正常空转转速时,千万别换到驻车档。
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