N a graduated glass tube with a stopcock on one end for dispensing and transferring known volumes of fluids, esp liquids 滴定管
Can you tell me what these burettes are used for?
你能告诉我这些滴定管是干什么用的吗？
Burettes are used to deliver a known amount of liquid.
滴定管是用来转移一种已知体积的液体的。
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。
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