in-service installation

• 在运行中安装

in-service installation的用法和样例：

例句

1. The application had already been installed in the existing profile.
   此应用程序已经在现有配置文件中安装。
2. The installation of smoke detectors in new residences costs significantly less than the installation of sprinklers.
   在新住宅中安装烟雾检测器的成本要低于安装喷头的成本。