Liquid samples can be introduced into the stage with a quartz crucible through the side door without having to remove the lid.
液体样品可以放入石英坩埚中，从侧面倒入热台而不需要打开上盖。
The utility model discloses a flare can cover which enables coal oil feeding to the bottle without opening the bottle lid. The operation is convenient, quick and clean.
本实用新型公开了一种火把罐盖，它不须拧开盖身、瓶盖就能方便、快捷、干净地向瓶内添加燃料煤油。
The utility model discloses a flare can cover which enables coal oil feeding to the bottle without opening the bottle lid. The operation is convenient, quick and clean.
本实用新型公开了一种火把罐盖，它不须拧开盖身、瓶盖就能方便、快捷、干净地向瓶内添加燃料煤油。
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