摘要: 近日,在甘肃移动2010年校园WLAN覆盖项目中,烽火网络三层POE交换机F—engineS3552再获得甘肃移动认可,成功入围PoE交换机集采单项,这是烽火网络PoE交换机在前期大规模入围甘肃移动选型后又一次重大突破.关键词:WLAN 交换机 POE 甘肃 网络 覆盖 移动 POE ...
Date Nov. 23, 1995The invention relates to an installation for fire fighting, using a number of automatically released sprinklers. The invention also relates to a sprinkler to be used in the installation. With the aim of conserving extinguishing liquid, reducing the size of the drive unit of ...