美国福斯特惠勒公司设计的飞灰回燃装置经过较大改进后至今运行正常；

The Flying-ash recirculating Loop (namely the devices used for fly-ash returning back to the furnace) designed by Foster Wheeler Corp, has so far worked normally after great improvement.

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福斯特·惠勒转化炉是一个阶墙炉，是真正的辐射墙设计。

The Foster Wheeler reforming furnace is a terrace wall type featuring true radiant-wall design.

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