vacuum tower bottoms的意思|示意
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vacuum tower bottoms的网络常见释义
减压渣油 ... VRDS Vacuum residue desulfurization 减压渣油加氢脱硫 VTB Vacuum tower bottoms 减压渣油 WAN Wide Area Network 广域网 ...
vacuum tower bottoms相关短语
1、 VTB Vacuum tower bottoms 减压渣油