明天将在所有办公室电脑上开始安装新软件。

The ___installation of the new software on all office computers will begin tomorrow.

这个错误经常发生在安装复杂的图形程序时。

This error often occurs during the ___installation of complex graphics programs.

需要重启系统才能完成安全更新的安装。

A system restart is required to complete the ___installation of the security update.