据该大楼业主总务署的一份研究报告披露，这座大楼的冷却系统，也就是消耗气体最多的系统，乃是罪魁祸首。
The building’s cooling system, a major gas guzzler, was one culprit.
已经对冷却剂进行测试，没有燃烧气体的迹象。检查冷却系统时，也没发现气封和阻塞的情况。
The coolant has been examined for signs of combustion gases and checks have also been made of the cooling system for air locks or blockages.
当燃料电池的冷却系统或燃料气体供给系统受到损坏时，利用该诊断装置的冷却单元和燃料气体供给单元也可以对燃料电池堆进行准确的诊断。
The cooling unit and the fuel gas supply unit of this diagnosis device also can exactly diagnose the fuel cell in the case of the cooling unit and the fuel gas supply unit of the fuel cell is damaged.
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