The Launch and Test Range System includes ground-based surveillance, navigation, flight operations and analysis, command and control, communications and weather assets for space missions.
发射和测试系统包括空间飞行的地面系统任务的监视，导航，飞行操作和分析，指挥和控制，通信和气象资产。
The Unit Test feature enables developers to build and test System z applications anywhere and anytime, without impacting production operations.
Unit Test 特性支持开发人员随时随地构建和测试 System z 应用程序，而不会影响生产操作。
Listing 3 provides some additional file system operations with which you can explore this interface a bit further (creating a new subdirectory called test, listing its contents, and then removing it).
清单3提供另外几个文件系统操作示例(创建子目录test，列出它的内容，然后删除它)，可以通过它们进一步了解这个接口。
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