Thread usage can be analyzed at several different levels, starting with a high-level graphical view, and drilling down to a detailed tally of individual threads.

可以在不同的级别分析线程使用情况，从高级图形视图开始，然后深入到各个线程的详细记录。

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Drilling down further into individual classes, you can see exactly which lines aren't being tested.

进一步深入到单独的类中，具体查看哪一行代码没有测试到。

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Within Schema Explorer, you can browse all the objects for your organization; by drilling into the various objects, you can select individual objects or fields to automatically generate a query.

在 Schema Explorer 中，可以浏览您公司内所有的对象；通过钻入各种对象，可以选择特定对象或字段来自动生成一个查询。

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So drilling down into individual credit profiles is critical.

FORBES: Why You Need Active Management Of Munis

Another change was that the importance of process safety -- focusing on an operation as a whole, rather than small individual accidents -- was one of the lessons of the Texas City disaster and has now been emphasised in the drilling operations as well as BP's refineries, Mr Morrison said.

CNN: BP claims it now leads the way on safety