短語詞組短語vacuum m flask refill 熱水瓶膽vacuum jacketed flask 杜瓦瓶;真空套瓶vacuum distilling flask 真空蒸餾瓶Vacuum Food Flask 飯盒vacuum m flask 真空瓶;真空燒瓶;保溫瓶Vacuum vacuum flask 真空保溫杯Vacuum -flask 保溫瓶Stainless steel vacuum flask 不銹鋼真空杯;不銹鋼保溫瓶;掀蓋不銹鋼vacuum flask distillation 真空快速蒸餾;真空一次揮發(fā)蒸餾 返回 vacuum flask