burette

简明释义

英[bjuˈret]美[bjuˈret]

n. [分化] 滴定管；量管

英英释义

单词用法

同义词

反义词

例句

1.This model is particularly designed for slender goods and especially applicable for cleaning burette and the other similar goods.

本型号是为那些细长形状的物件量身定制的高效清洗器，尤其适用于清洗滴管等与其类似的清洗件。

2.The capillary burette micro titration in counting drops is employed to determine iodine ions in the mixed halide solution.

采用毛细滴管数滴微型滴定法测定混合卤化物中的碘离子。

3.When making the air reading in the burette, the level bottle should be raised so as to bring the liquid in the burette and level bottle to the same level.

当得到滴管中的气体读数，水平瓶应该升高，使滴管中的液体和水平瓶中的液体在相同的水平。

4.To determine potassium iodate in edible salt, the specification of home-made capillary burette is 0.

用该法测定食盐中的碘酸钾，当毛细滴管规格为0。

5.When making the air reading in the burette, the level bottle should be raised so as to bring the liquid in the burette and level bottle to the same level.

当得到滴管中的气体读数，水平瓶应该升高，使滴管中的液体和水平瓶中的液体在相同的水平。

6.To measure the acid precisely, we used a burette.

为了精确测量酸，我们使用了一个滴定管。

7.The chemistry lab was equipped with a new burette.

化学实验室配备了一台新的滴定管。

8.The burette allows for accurate dispensing of liquids.

滴定管可以准确地分配液体。

9.She carefully filled the burette with sodium hydroxide solution.

她小心地将氢氧化钠溶液倒入滴定管中。

10.During the titration, the burette must be read at eye level.

在滴定过程中，滴定管的读数必须与眼平线对齐。

作文

In the world of chemistry, precision is paramount. One of the essential tools that chemists rely on to achieve this precision is the burette. A burette is a graduated glass tube with a tap at one end, used for delivering known volumes of a liquid, especially in titrations. The importance of the burette cannot be overstated, as it allows for accurate measurement and control of liquid dispensing, which is crucial in experiments where chemical reactions depend on precise volumes of reagents.When conducting a titration, for example, a chemist uses a burette to add a titrant to a solution until the reaction reaches its endpoint. This process requires careful observation and skill, as even a slight overestimation can lead to incorrect results. The burette is marked with measurements, allowing the user to see exactly how much liquid has been dispensed. This level of accuracy makes the burette an indispensable tool in any laboratory setting.Moreover, the design of the burette is specifically tailored to facilitate ease of use. It typically has a stopcock at the bottom, which can be turned to control the flow of liquid. This feature enables chemists to release the liquid drop by drop, ensuring that they can reach the desired volume with utmost precision. The clear glass of the burette also allows for easy visibility of the liquid level, helping to avoid any potential errors during the experiment.In educational settings, students are often introduced to the burette during their chemistry courses. Learning to use a burette effectively is a fundamental skill for aspiring chemists, as it teaches them the importance of accuracy and attention to detail. Mastering the use of a burette not only builds confidence but also lays the groundwork for more advanced experimental techniques.Additionally, the burette is versatile and can be used in various applications beyond titration. It can also be employed in preparing solutions, measuring out reagents for reactions, and even in certain types of chromatography. Its ability to deliver precise volumes makes it a valuable asset in many scientific disciplines, including biology and environmental science.In conclusion, the burette is more than just a piece of laboratory equipment; it is a symbol of precision and accuracy in the field of chemistry. Understanding how to use a burette effectively is a critical skill for anyone involved in scientific research or education. As we continue to explore the complexities of chemical reactions and the interactions between substances, the burette will remain a key tool in our quest for knowledge and discovery.

在化学世界中，精确性至关重要。化学家们依赖的基本工具之一是burette。burette是一种带有一个阀门的刻度玻璃管，用于释放已知体积的液体，特别是在滴定实验中。burette的重要性不容小觑，因为它能够实现液体分配的准确测量和控制，这对于依赖试剂精确体积的化学反应至关重要。例如，在进行滴定时，化学家使用burette将滴定剂添加到溶液中，直到反应达到终点。这个过程需要仔细观察和技巧，因为即使是轻微的高估也可能导致结果不正确。burette上标有刻度，允许用户准确看到释放了多少液体。这种精确度使得burette成为任何实验室环境中不可或缺的工具。此外，burette的设计专门旨在便于使用。它通常在底部有一个阀门，可以转动以控制液体的流动。这个特性使化学家能够逐滴释放液体，确保他们能够以最精确的方式达到所需的体积。burette的透明玻璃也便于观察液体的水平，帮助避免实验中的潜在错误。在教育环境中，学生通常在化学课程中接触到burette。有效地学习使用burette是有志于成为化学家的学生的一项基本技能，因为它教会他们准确性和关注细节的重要性。掌握burette的使用不仅能增强信心，还为更高级的实验技术打下基础。此外，burette是多功能的，除了滴定外，还可以用于制备溶液、测量反应所需的试剂，甚至在某些类型的色谱分析中使用。其提供精确体积的能力使其成为许多科学学科（包括生物学和环境科学）的宝贵资产。总之，burette不仅仅是一件实验室设备；它是化学领域精确性和准确性的象征。有效地理解如何使用burette是任何参与科学研究或教育的人的关键技能。随着我们继续探索化学反应的复杂性及物质之间的相互作用，burette将继续成为我们追求知识和发现的关键工具。