V2EX burette

Burette

定义 Definition

Burette(也拼作 buret)是一种化学实验室中使用的精密量具,通常为细长的玻璃管,底部带有活塞(旋塞),用于精确量取和滴加液体,常用于滴定实验中。中文译为"滴定管"。

发音 Pronunciation

/bjrt/

例句 Examples

She carefully filled the burette with the acid solution before starting the experiment.
她在开始实验前小心地将酸溶液注入滴定管。

The student recorded the initial and final readings on the burette to calculate the exact volume of reagent dispensed during the titration.
学生记录了滴定管上的初始和最终读数,以计算滴定过程中所释放试剂的精确体积。

词源 Etymology

该词源自法语 burette,原义为"小壶、小瓶",是 buire(意为"壶、罐")的指小形式。法语 buire 可追溯至古法兰克语 būk(意为"腹部、容器")。这个词在18世纪末进入英语,专指化学实验中用于精确量取液体的玻璃管状仪器。

相关词汇 Related Words

文学与学术引用 Literary & Academic References

  • 在众多化学教材中,burette 是基础实验操作的核心器具,例如 Skoog、West 与 Holler 合著的经典分析化学教材 Fundamentals of Analytical Chemistry 中对滴定操作有详尽描述。
  • 在 Primo Levi 的自传体作品 The Periodic Table(《元素周期表》)中,实验室器具包括 burette 被用来描绘化学家的日常工作与生活哲思。
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