因此，可以采用钢质螺旋槽管替代高压加热器中的铜光滑管，实现锅炉给水系统无铜化运行的要求。
Therefore, the copper plain tube in HP heaters can be replaced with the steel spirally fluted tube for the requisition of having no copper in boiler feed water system.
稳高压消防给水系统与其它消防给水系统相比较，其灭火冷却及时、迅速、可靠有效。
The steady high-pressure fire fighting water supply system is used more rapidly and more credibly for fire-extinguishing than other systems.
稳高压消防给水系统与其它消防给水系统相比较，其灭火冷却及时、迅速、可靠有效。
The steady high-pressure fire fighting water supply system is used more rapidly and more credibly for fire-extinguishing than other systems.
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