1、
2、
The dimens i on of the special emergency power supply for Fire emergency luminaries.
消防应急灯具专用应急电源的外形尺寸.
互联网摘选
3、
Emergency equipment may take the form ofanautomaticallystarting emergency alternator.
应急电源可以采用自动启动应急交流发电机.
互联网摘选
