Zero copy greatly improves application performance and reduces the number of context switches between kernel and user mode.

零拷贝不仅大大地提高了应用程序的性能，而且还减少了内核与用户模式间的上下文切换。

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Team members at each site work with their local copy of the repository, so WAN or intranet performance issues are minimized.

每个站点中的团队成员用他们自己本地的数据存储的副本进行工作，因此WAN或企业内部网性能问题被最小化。

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After the performance testing environment is tuned, you can use the Rational framework to copy all the Settings from performance testing environment and apply them to production environment.

在性能测试环境得到调试之后，您就可以使用Rational框架来从性能测试环境中复制所有的环境，并对产品环境应用这些测试环境。

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In brief, Hautala says that the glitches that hosed the small February update for a few customers has brought the company to pause and take the time to make sure everything's rock solid before proceeding with the so-called NoDo update -- which includes copy and paste, performance improvements, and CDMA support -- and had originally been scheduled for the early part of March.

ENGADGET: Microsoft taking 'extra time' to make sure Windows Phone 7 copy and paste update is solid, targeting late March

Teams could either buy that engine, build their own copy of it, or use their current engines, restricted to ensure no performance benefit.

BBC: Cost-cutting plan agreed for F1