... closed-feed water 密闭式给水 closed-feed water heater 闭式给水加热器 coal feeder 煤浆进料机; 饲煤机; 给煤机 ...
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... closed type compressor 闭式压缩机 closed type feed water heater 闭式给水加热器 closed type fuel valve 闭式燃油阀 ...
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立式给水加热器 vertical type feed water heater 密封给水加热器 closed feed water heater 闭式给水加热器 closed type feed water heater ; feed water heater ..
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