1·It performs all the low level functions of software installation.
他能完成所有软件安装的低级功能。
2·However, if you prefer to work at a more abstract level — using simple APIs or function calls within a program perhaps — this tool may be too low level for you.
但是，如果您更喜欢在较抽象的层面上工作——在程序中使用简单的API或函数——那么该工具对于您来说就过于低级了。
3·It provides the low level services to upper applications and hides the detail of the asset storage.
它为高级应用程序提供了低级服务，并且隐藏了资源存储的细节。
4·Thus, you can identify at least two levels of service abstraction, namely the high level of activities and the low level of application services manipulated by activities.
因此，您至少可以确定两个级别的服务抽象，即高级活动和由活动所操作的低级应用程序服务。
5·Figure 2 shows a low level architectural view of a service interaction in SOA.
图2显示了SOA中的服务交互的低级体系结构视图。