因此国外厂家对超高压交联聚乙烯电缆如果采用“挤塑模铸法”，目前均采取“分层次挤塑硫化”工艺方式。
Therefore, if the foreign plants adopt plastic extrusion molding for over-voltage crosslinked polythene cable, they currently adopt "plastic extrusion sulfuration by layers" method.
并可用于热模法铸态离心球铁管的生产。
The CB wash can be used to produce as-cast centrifugal ductile iron pipes by heated mold method.
并可用于热模法铸态离心球铁管的生产。
The CB wash can be used to produce as-cast centrifugal ductile iron pipes by heated mold method.
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