[化工] batch still
... 分批砂处理装置;批式砂处理装置 batch sand plant 分批蒸馏器;批式蒸馏器 batch still 配料器 batcher ...
batch h still
... batch h number 批号 batch h still 分批蒸馏器 bath 浴盆,浴锅 ...
batch coke still