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2009年春,埃及的玛丽蒂姆·沙姆沙伊赫国际会议中心升级了其主会厅的扬声器系统。沙姆沙伊赫国际会议中心是一个重要的国际会议中心。其可容纳2000人的主会议厅配有完善的全球广播和远
In spring 2009, the Maritim Sharm el-Sheikh International Conference Center in Egypt upgraded its speaker system in its main hall. The Sharm El Sheikh International Convention Center is an important international conference center. Its main conference hall that can accommodate 2,000 people is equipped with a complete global radio and remote