Insulation of emergency generator room (including A60 insulation).
Insulation of emergency generator room (including A60 insulation).
应急发电机室绝缘（包括应急发电机室A60绝缘）。
Insulation of emergency generator room (including A60 insulation).
应急发电机室绝缘（包括应急发电机室A60绝缘）。