absorbing pipette

简明释义

气伐吸收量管;

英英释义

例句

1.For the experiment, we need to fill the absorbing pipette with the dye solution carefully.

为了实验，我们需要小心地将染料溶液填充到吸收移液管中。

2.The lab technician used an absorbing pipette to collect the liquid sample for testing.

实验室技术员使用吸收移液管收集液体样本进行测试。

3.She demonstrated how to use an absorbing pipette during the training session.

她在培训课程中演示了如何使用吸收移液管。

4.When measuring small volumes, an absorbing pipette ensures accuracy and precision.

在测量小体积时，吸收移液管确保了准确性和精确性。

5.An absorbing pipette is essential for transferring viscous liquids without spilling.

吸收移液管对于转移粘稠液体而不洒漏是必不可少的。

作文

In the world of scientific experimentation, precision and accuracy are paramount. One tool that has become indispensable in laboratories is the absorbing pipette. This instrument is designed to transfer liquids with great care, ensuring that the correct volume is taken from one container and delivered to another without contamination or spillage. The absorbing pipette is particularly useful in various fields such as chemistry, biology, and medicine, where even a slight error in measurement can lead to significant consequences.The basic design of an absorbing pipette consists of a slender tube, usually made of glass or plastic, with a tapered end that allows for precise liquid uptake. The other end is equipped with a bulb or suction mechanism, which creates a vacuum to draw the liquid into the pipette. This method of liquid transfer is not only efficient but also minimizes the risk of introducing air bubbles, which can alter the results of sensitive experiments.One of the key advantages of using an absorbing pipette is its ability to handle small volumes of liquids. In many scientific applications, especially in biochemical assays, researchers often need to measure and dispense minute quantities of reagents. The absorbing pipette provides the necessary control to achieve this level of precision. For instance, when conducting enzyme assays, the accuracy of the liquid measurements can directly affect the outcome of the experiment. Therefore, the reliability of the absorbing pipette becomes crucial.Moreover, the absorbing pipette is designed to be user-friendly. Many models come with graduated markings along the side, allowing for easy reading of the liquid level. This feature is particularly beneficial when working with solutions that require exact concentrations. Additionally, some modern absorbing pipettes are equipped with electronic mechanisms that automate the liquid transfer process, further enhancing accuracy and saving time during experiments.Another important consideration in laboratory work is the prevention of cross-contamination. When using an absorbing pipette, researchers can employ disposable tips to ensure that different samples do not mix. This practice is essential in fields like microbiology, where contamination can lead to erroneous results and compromised research integrity. By utilizing a clean tip for each sample, scientists can maintain the purity of their experiments and obtain reliable data.Furthermore, the versatility of the absorbing pipette allows it to be used in various applications beyond simple liquid transfer. For example, it can be employed in cell culture techniques, where precise amounts of growth media must be added to cell cultures. In environmental science, researchers might use it to collect water samples from different sources, ensuring that the samples are representative of the conditions being studied.In conclusion, the absorbing pipette is an essential tool in modern laboratories, providing researchers with the precision, accuracy, and versatility needed for successful experimentation. Its design facilitates the careful handling of liquids, while its ability to prevent contamination ensures the integrity of scientific results. As technology continues to advance, we can expect further innovations in the design and functionality of absorbing pipettes, making them even more valuable in the pursuit of knowledge across various scientific disciplines.

在科学实验的世界中，精确和准确是至关重要的。一种在实验室中变得不可或缺的工具是吸液管。这种仪器旨在小心地转移液体，确保从一个容器中提取正确的体积并将其传递到另一个容器，而不会造成污染或溢出。吸液管在化学、生物学和医学等多个领域特别有用，因为即使是测量中的微小错误也可能导致重大后果。吸液管的基本设计由一根细长的管子组成，通常由玻璃或塑料制成，末端尖锐，便于精确吸取液体。另一端配有一个球形或抽吸机制，可以产生真空，将液体吸入管中。这种液体转移的方法不仅高效，而且最大限度地减少了引入气泡的风险，气泡可能会改变敏感实验的结果。使用吸液管的一个主要优点是其处理小体积液体的能力。在许多科学应用中，尤其是生化检测中，研究人员常常需要测量和分配微量试剂。吸液管提供了实现这种精确度所需的控制。例如，在进行酶检测时，液体测量的准确性可以直接影响实验的结果。因此，吸液管的可靠性变得至关重要。此外，吸液管的设计易于使用。许多型号在侧面有刻度标记，便于读取液体水平。这个特性在处理需要精确浓度的溶液时尤其有益。此外，一些现代的吸液管配备了电子机制，自动化液体转移过程，进一步提高了准确性，并节省了实验时间。在实验室工作中，另一个重要的考虑因素是防止交叉污染。当使用吸液管时，研究人员可以使用一次性吸头，以确保不同样本不混合。这种做法在微生物学等领域至关重要，因为污染可能导致错误的结果和研究完整性的损害。通过为每个样本使用干净的吸头，科学家可以保持实验的纯度，并获得可靠的数据。此外，吸液管的多功能性使其在简单的液体转移之外可以用于各种应用。例如，它可以用于细胞培养技术，在这种情况下，需要向细胞培养中添加精确数量的培养基。在环境科学中，研究人员可能会使用它从不同来源收集水样，确保样本能够代表正在研究的条件。总之，吸液管是现代实验室中的一种重要工具，为研究人员提供了成功实验所需的精确性、准确性和多功能性。它的设计方便液体的仔细处理，而其防止污染的能力确保了科学结果的完整性。随着技术的不断进步，我们可以期待在吸液管的设计和功能上进一步创新，使其在追求各个科学领域知识的过程中变得更加宝贵。