... extruder 压出机；挤压机[粉末涂料制造用] extrusion coater 挤涂机 extrusion coating 挤压涂料 ...
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screw type extrusion coater 螺旋机
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This paper describes the prescription design of the low hydrogen type basic electrode which is manufactured with screw type extrusion coater.
本文着重论述了以螺旋机为生产手段的碱性低氢焊条的配方设计。
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