二级分馏塔的英文

• sceondary fractionator
• secondary fractionator

• 二级:    two stage; two level; second ...
• 多级分馏塔:    multiple-stage separating column
• 一级分馏塔:    primary fractionator
• 分馏塔:    dephlegmation tower; dephlegmator; distillation tower; fractional column; fractional distillation column; fractional tower; fractionalcolumn; fractionate tower; fractionating column; fractionating tower; fractionation column; fractionation tower; fractionator; reaction chamber; separation column
• 分馏塔 精馏塔:    fractionatingtower