保留程序 meaning in English

prewired program

Having only one master copy of the assembly and document makes it easier to do updates
只保留程序集和文档的一个主控副本，使更新更容易实现。
The runtime treats assembly names as case - insensitive when binding to an assembly , but preserves whatever case is used in an assembly name
绑定到程序集时，运行库不区分程序集名称的大小写，但会保留程序集名称中使用的大小写。
The program being checked is also converted to a finite state machine , created by abstracting away all the details except the atomic predicates observed in the program
被检查的程序也被转换为一个有限状态机器，通过摘掉所有细节、只保留程序中被观测的原子谓词。
Because it will never return , and it doesn t affect any outside variables in any way , replacing its body as shown in listing 5 preserves the semantics of the program
因为它永远不会返回，也不会以任何方式影响任何外部变量，因此如清单5所示替换其代码正文将保留程序的语义。