04000d: an internal JVM trace point used by some advanced diagnostics.

04000d：某些高级诊断使用的内部JVM跟踪点。

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SpringSource tc Server provides advanced diagnostics, such as deadlock detection and incremental tracing, delivering rapid problem identification and troubleshooting.

SpringSource tc Server提供了高级的诊断功能，如死锁检测和更多的跟踪、可以更快的识别出问题并给出解决方案。

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He also remains convinced that the cost-saving ideas that first gave birth to the F-35 remain valid-commonality of spares, quick and easy replacement of components, advanced diagnostics and so on.

他也仍然确信，节约成本的想法(这也是F - 35得以问世的原因)依然合理——备件共用、零部件快捷更换和先进的诊断系统等等。

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