If something goes wrong with the main operations room, they can use an emergency one.

如果出现与房间的主要业务问题，他们可以使用紧急之一。

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It has fewer buttons, lights and levers, but it is still able to make the main operations.

它的按钮、显示灯和操作杆都更少，但同样能够进行主要的操作。

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There are three main operations in the heat treatment of steel: hardening tempering and annealing.

钢的热处理操作主要有三种，即：淬火、回火和退火。

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NATO spokesman James Appathurai said the main subject at the sixtieth anniversary meetings would be the NATO operations in Afghanistan.

VOA: special.2009.04.04

Its main operations room is backed up by 13 similar sites around the globe.

FORBES: Scare Tactics

Its main operations room, reminiscent of NASA's mission control, is backed up by 13 similar sites around the globe.

FORBES: Scare Tactics

Besides its main operations, which provide billing and other software to mobile telecommunications companies, Comverse owns 57% of Verint Systems, which provides network security services.

FORBES: Magazine Article