flat bottomed flaskの例文

例文

1. Laboratory glassware . round bottom flasks . flat bottom flasks . flasks with conical ground glass joint
2. We cleaned 12 small size circular extractors , 12 flat bottom flasks , some collecting liquid bottle and burettes
3. Laboratory ware made from fused quartz and fused silica ; boiling flasks made from fused quartz ; round bottom flasks , flat bottom flasks and conical flasks