flat bottomed flask meaning in English

平底烧瓶

Laboratory glassware . round bottom flasks . flat bottom flasks . flasks with conical ground glass joint
实验室用玻璃器皿.圆底烧瓶.平底烧瓶.锥形磨口烧瓶
We cleaned 12 small size circular extractors , 12 flat bottom flasks , some collecting liquid bottle and burettes
本次清洗了12个小号循环萃取器， 12平底烧瓶，以及一些集液瓶、滴管等仪器。
Laboratory ware made from fused quartz and fused silica ; boiling flasks made from fused quartz ; round bottom flasks , flat bottom flasks and conical flasks
熔融石英和熔融硅石制实验室仪器.熔融石英烧瓶圆底