片语
vacuum distilling flask真空蒸馏瓶
vacuum m flask refill热水瓶胆
vacuum bottle热水瓶;保温瓶
Vacuum vacuum flask真空保温杯
vacuum vessel[真空] 真空容器,真空瓶
vacuum jacketed flask杜瓦瓶
vacuum flask distillation真空快速蒸馏
Stainless steel vacuum flask不锈钢真空杯
Vacuum Food Flask饭盒
vacuum m flask真空烧瓶