... Ultimate vaccum 极限真空度 vaccum distillation 真空蒸馏 vaccum tube 真空管 ...
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high vaccum distillation 高真空蒸馏
vaccum distillation extract 减压蒸馏萃取法
atmospheric and vaccum distillation unit 常减压蒸馏装置
vaccum packed distillation column 真空填料精馏塔
The content referred to crude distillation, processing of VGO and vaccum residue, equipment corrosion and anticorrosion as well as the treatment of the wastes.
内容涉及原油蒸馏、减压蜡油加工、渣油加工、三废治理、设备腐蚀与防腐蚀措施等。
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