求翻译：d. 进出管道井、风机房的风管上设置70℃易熔防火阀。当发生火灾时，温度超过70℃熔断，关闭防火阀，联锁停止相应的风机，并将关闭信号送至消防分控室。是什么意思？

d duct out of the tube wells, fan room set to 70 ° C fusible fire dampers. When a fire occurs, the temperature exceeds 70 ℃ fuse, turn off the fire damper interlock to stop the fan, and turn off the signal sent to the fire sub-control room.

D. Access tube wells, air-room set on the duct 70 ° C fusible fire valve. When there is a fire, the temperature exceeds 70 °C fuse, turn off your firewall, the interlock valve stops the fan, and will be off the signal to fire-control room.

d. The turnover pipeline well, on the wind engine room air hose establishes 70℃ the fusible fire resisting damper.When has the fire, the temperature surpasses 70℃ the fuse, closes the fire resisting damper, the interconnection stops the corresponding air blower, and will close the signal to deliver

D. access pipes, air room air is set on 70 ℃ fusible fire damper. When a fire occurs, temperatures exceed 70 ℃ fuses, closing fire dampers, interlock stops the appropriate fan, and will shut down the signal sent to the fire control room.

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