switching office

operators in a central switching office pushed the buttons; it was much too expensive for general use.

经营者在中央交换处推按钮，它也实在太昂贵对于适合一般用途。

Telecom charging detection is the focus right now, time length test is one of the key technologies in charging detection. Current test standard give the switching charge time length technology index in charging office to signaling collection point.

电信计费检测是当前的研究热点，时长测试又是其关键技术之一，现行检测标准中给出了信令采集点在计费局时交换机计费时长测量技术指标。

The president of Dentsu stepped down in the wake of the tragic incident and the company has since announced new measures such as switching off the office lights between 10pm and 5am.

这一悲剧事件发生以后，日本电通的总裁就辞职了，并且该公司自此推行了一些新措施，例如晚上十点到次日凌晨五点不准有人上班。