laboratory centrifuge

简明释义

实验室用离心机

英英释义

例句

1.The scientist used a laboratory centrifuge to separate the blood components for analysis.

科学家使用实验室离心机分离血液成分以进行分析。

2.We need to load the samples into the laboratory centrifuge evenly to avoid imbalance.

我们需要均匀地将样品放入实验室离心机中，以避免不平衡。

3.After centrifugation, the liquid was clear, indicating that the laboratory centrifuge worked effectively.

离心后，液体变得清澈，表明实验室离心机工作有效。

4.The laboratory centrifuge can spin samples at high speeds to achieve effective separation.

该实验室离心机可以以高速旋转样品，以实现有效分离。

5.Before running the experiment, make sure to calibrate the laboratory centrifuge properly.

在进行实验之前，请确保正确校准实验室离心机。

作文

In the world of scientific research and experimentation, precision and efficiency are paramount. One of the essential tools that facilitate these qualities is the laboratory centrifuge. A laboratory centrifuge is a device that uses centrifugal force to separate components of different densities within a liquid. This separation is crucial in various fields, including biology, chemistry, and medicine. For example, in a biological laboratory, a laboratory centrifuge is often used to isolate cells from blood samples or to separate proteins from cellular debris. The process involves spinning the sample at high speeds, which causes denser materials to move outward to the bottom of the container, while lighter materials remain closer to the top.The operation of a laboratory centrifuge is relatively straightforward. Researchers prepare their samples and place them in the centrifuge's rotor, which is designed to hold multiple tubes securely. Once the samples are loaded, the centrifuge is closed and set to spin at a specific speed for a predetermined amount of time. The speed and duration depend on the type of sample and the desired outcome. After the run is complete, the researcher can carefully extract the separated components for further analysis.One of the significant advantages of using a laboratory centrifuge is its ability to process multiple samples simultaneously. This feature not only saves time but also increases the throughput of experiments, allowing researchers to obtain results more quickly. Additionally, modern centrifuges come equipped with advanced technology that ensures consistent performance and safety. Features like automatic lid locking, imbalance detection, and programmable settings enhance the user experience and minimize the risk of accidents.In clinical laboratories, a laboratory centrifuge plays a vital role in diagnostics. For instance, during blood tests, the centrifuge separates plasma from blood cells, enabling healthcare professionals to analyze the biochemical composition of the plasma. This information can be critical in diagnosing various health conditions, monitoring diseases, and determining treatment plans. The ability to quickly and accurately separate blood components is essential in providing timely medical care.Furthermore, research in molecular biology often relies on the use of a laboratory centrifuge for DNA and RNA extraction. In this context, the centrifuge aids in isolating nucleic acids from cells, which can then be used for genetic studies, cloning, or sequencing. The efficiency of a laboratory centrifuge in these applications highlights its importance in advancing scientific knowledge.Despite its many benefits, it is crucial for users to adhere to safety protocols when operating a laboratory centrifuge. Improper use can lead to accidents, such as spills or equipment damage. Therefore, training and understanding the operational guidelines are essential for anyone working in a laboratory setting. Users should also perform regular maintenance checks to ensure the centrifuge remains in optimal working condition.In conclusion, the laboratory centrifuge is an indispensable tool in scientific research and clinical diagnostics. Its ability to efficiently separate components based on density makes it a key instrument in various applications, from isolating cells to analyzing blood samples. As technology continues to advance, the capabilities and safety features of laboratory centrifuges will likely improve, further enhancing their role in scientific discovery and medical advancements.

在科学研究和实验的世界中，精确性和效率至关重要。促进这些品质的基本工具之一是实验室离心机。实验室离心机是一种利用离心力分离液体中不同密度成分的设备。这种分离在生物学、化学和医学等多个领域中至关重要。例如，在生物实验室中，实验室离心机通常用于从血样中分离细胞或从细胞碎片中分离蛋白质。这个过程涉及以高速旋转样品，这会导致较重的材料向外移动到容器底部，而较轻的材料则保持在顶部。实验室离心机的操作相对简单。研究人员准备好样品并将其放入离心机的转子中，转子设计用于牢固地固定多个管子。一旦样品装载完成，离心机就会关闭并设置为以特定速度旋转预定的时间。速度和持续时间取决于样品类型和所需结果。运行完成后，研究人员可以小心提取分离的成分进行进一步分析。使用实验室离心机的一个显著优点是能够同时处理多个样品。这个特点不仅节省了时间，还提高了实验的通量，使研究人员能够更快地获得结果。此外，现代离心机配备了先进的技术，确保一致的性能和安全性。自动锁盖、失衡检测和可编程设置等功能增强了用户体验，最小化了事故风险。在临床实验室中，实验室离心机在诊断中发挥着至关重要的作用。例如，在血液测试中，离心机将血浆与血细胞分离，使医疗专业人员能够分析血浆的生化成分。这些信息对于诊断各种健康状况、监测疾病和确定治疗方案至关重要。快速准确地分离血液成分的能力对于及时提供医疗护理至关重要。此外，分子生物学研究通常依赖于实验室离心机进行DNA和RNA提取。在这种情况下，离心机有助于从细胞中分离核酸，然后可用于基因研究、克隆或测序。实验室离心机在这些应用中的高效性突显了其在推动科学知识进步中的重要性。尽管有许多好处，但用户在操作实验室离心机时遵循安全协议至关重要。不当使用可能导致事故，例如溢出或设备损坏。因此，培训和了解操作指南对于任何在实验室工作的人来说都是必不可少的。用户还应定期进行维护检查，以确保离心机保持在最佳工作状态。总之，实验室离心机是科学研究和临床诊断中不可或缺的工具。它根据密度有效分离成分的能力使其成为各种应用中的关键仪器，从分离细胞到分析血样。随着技术的不断进步，实验室离心机的能力和安全特性可能会进一步改善，进一步增强其在科学发现和医学进步中的作用。