In almost every case, the production run time environment must stay in service while it is migrated.
几乎在所有情况下，生产的运行时环境在被移植的时候必须保持服务。
Be sure to test your run time migration plans in a test environment before starting the migration of your production run time.
在开始迁移您的生产运行时之前，应该确保您的运行时迁移计划已经在实验环境中进行了测试。
Migration of a production run time is made more complex if there are multiple applications with different development teams and different delivery schedules.
如果不同开发团队以不同的发布时间表开发多个应用程序，这将使得生产运行时的迁移更为复杂。
Rarely is the migration of a production run time environment a simple matter of shutting everything down, installing new hardware and starting everything back up.
迁移生产运行时环境绝大多数情况下不可能是简单地关闭所有程序、安装新硬件和重新启动所有程序。
Application developers often tend to think of migration only in terms of changes to the application code, and administrators think primarily of the production run time.
应用程序开发人员常倾向于认为迁移只是对应用程序代码的修改，管理人员考虑的主要是产品的运行时。
Test your run time migration plans in a test environment before starting the migration of your production run time. Migration is more than just installing new products.
在开始移植您的生产运行时以前，先在测试环境下测试您的运行时移植计划。
Application developers often tend to think of migration only in terms of changes to the application code, and administrators think primarily of the production run time environment.
应用程序开发人员常倾向于认为迁移只是对应用程序代码的修改，管理人员考虑的主要是产品的运行时。
Application developers often tend to think of migration only in terms of changes to the application code, and administrators think primarily of the production run time environment.
应用程序开发人员常倾向于认为迁移只是对应用程序代码的修改，管理人员考虑的主要是产品的运行时。
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