centrifuge

简明释义

英[ˈsentrɪfjuːdʒ]美[ˈsentrɪfjuːdʒ]

n. 离心机

v. 用离心机分离；使……受离心作用

复 数 c e n t r i f u g e s

第 三 人 称 单 数 c e n t r i f u g e s

现 在 分 词 c e n t r i f u g i n g

过 去 式 c e n t r i f u g e d

过 去 分 词 c e n t r i f u g e d

英英释义

单词用法

同义词

反义词

例句

1.Hopefully my centrifuge will be the answer to my problems in this regard.

希望我离心机将成为回答我的问题，在这方面的工作。

2.Method Chondrocytes isolated from rabbits aged 1month formed cartilages after cultivation in centrifuge tubes.

方法分离1月龄兔软骨细胞，经离心管内培养形成软骨。

3.It's a centrifuge.

这是个离心机。

4.There will be also be more emphasis on space medicine, and the station is to get a centrifuge.

太空医学也将受到更多重视。并且空间站会安装一个离心机。

5.They're training dogs to operate the centrifuge for when they need dogs to operate the centrifuge for blind scientists.

他们在训练狗用离心机，因为他们想让狗帮盲人科学家操纵这机器。

6.A spinning centrifuge provides artificial gravity for the astronauts who man the ship.

宇航员们需要一台不停转动的巨大离心分离机给他们的控制舱提供人造重力。

7.Their research to find the best centrifuge operating parameters and application of providing a reference.

他们的研究为寻找离心机最佳的运行参数和应用提供了参考。

8.The laboratory technician placed the samples in the centrifuge to separate the blood components.

实验室技术员将样本放入离心机以分离血液成分。

9.After spinning in the centrifuge, the heavier particles settled at the bottom of the tube.

在离心机中旋转后，较重的颗粒沉淀在试管底部。

10.The scientist adjusted the speed of the centrifuge to optimize the separation process.

科学家调整了离心机的速度以优化分离过程。

11.In microbiology, a centrifuge is often used to concentrate bacterial cultures.

在微生物学中，离心机常用于浓缩细菌培养物。

12.The centrifuge must be balanced before operation to prevent damage.

离心机在操作前必须平衡，以防止损坏。

作文

The term centrifuge refers to a device that uses centrifugal force to separate substances of different densities. This technology has become an essential tool in various scientific fields, including biology, chemistry, and medicine. The basic principle behind a centrifuge is relatively simple: when a mixture is spun rapidly, the denser components move outward to the bottom or sides of the container, while the lighter components remain closer to the center. This process allows scientists to isolate specific substances for further analysis or experimentation. In the field of biology, centrifuges are commonly used to separate blood components. For instance, when a blood sample is placed in a centrifuge and spun at high speeds, it separates into its various components: red blood cells, white blood cells, plasma, and platelets. This separation is crucial for medical diagnostics, as it enables healthcare professionals to analyze each component individually. By examining plasma, for example, doctors can detect diseases, monitor health conditions, and even assess the presence of certain proteins that indicate illness. In chemistry, centrifuges play a vital role in the preparation of samples for spectroscopic analysis. When researchers need to purify a compound or isolate a reaction product, they often rely on a centrifuge to achieve the desired separation. By utilizing this device, chemists can efficiently remove impurities and obtain a cleaner sample, which leads to more accurate experimental results. Moreover, the use of centrifuges extends beyond laboratories. In the food industry, for instance, centrifuges are employed to separate cream from milk. This process not only enhances the texture and flavor of dairy products but also improves their shelf life. By spinning the milk in a centrifuge, manufacturers can achieve a consistent product that meets consumer expectations. The application of centrifuges is also evident in the field of environmental science. Researchers utilize centrifuges to separate pollutants from water samples. By analyzing the different layers formed during centrifugation, scientists can determine the concentration of contaminants and devise strategies for remediation. This method is crucial for maintaining water quality and protecting ecosystems. As technology advances, so do the capabilities of centrifuges. Modern devices are equipped with sophisticated controls and automation features, allowing for precise adjustments in speed and temperature. These enhancements have made centrifuges more efficient and user-friendly, enabling researchers to focus on their work rather than troubleshooting equipment. In conclusion, the centrifuge is an invaluable instrument across various scientific disciplines. Its ability to separate substances based on density has revolutionized laboratory practices and industrial processes alike. From medical diagnostics to environmental monitoring, the applications of centrifuges are vast and impactful. As research continues to evolve, it is likely that we will see even more innovative uses for this remarkable device in the future.

“离心机”这个词指的是一种利用离心力分离不同密度物质的设备。这项技术已成为生物学、化学和医学等多个科学领域的重要工具。离心机的基本原理相对简单：当混合物以高速旋转时，密度较大的成分向容器的底部或侧面移动，而较轻的成分则保持在中心附近。这个过程使科学家能够分离特定物质，以便进行进一步的分析或实验。 在生物学领域，离心机通常用于分离血液成分。例如，当血样放入离心机并以高速旋转时，它会分离成各种成分：红细胞、白细胞、血浆和血小板。这种分离对于医学诊断至关重要，因为它使医疗专业人员能够单独分析每个成分。通过检查血浆，例如，医生可以检测疾病、监测健康状况，甚至评估某些指示疾病的蛋白质的存在。 在化学中，离心机在样品准备光谱分析中发挥着至关重要的作用。当研究人员需要纯化化合物或分离反应产物时，他们通常依赖离心机来实现所需的分离。通过利用这一设备，化学家可以有效地去除杂质，获得更干净的样品，从而导致更准确的实验结果。 此外，离心机的使用不仅限于实验室。在食品行业，例如，离心机被用于将奶油与牛奶分离。这一过程不仅增强了乳制品的质地和风味，还改善了其保质期。通过在离心机中旋转牛奶，制造商可以实现符合消费者期望的一致产品。 离心机的应用在环境科学领域也很明显。研究人员利用离心机分离水样中的污染物。通过分析离心过程中形成的不同层次，科学家可以确定污染物的浓度，并制定修复策略。这种方法对于维护水质和保护生态系统至关重要。 随着技术的进步，离心机的能力也在不断提升。现代设备配备了复杂的控制和自动化功能，允许对速度和温度进行精确调整。这些增强功能使离心机更加高效且用户友好，使研究人员能够专注于工作，而不是故障排除设备。 总之，离心机是各个科学学科中不可或缺的仪器。其基于密度分离物质的能力彻底改变了实验室实践和工业流程。从医学诊断到环境监测，离心机的应用广泛且影响深远。随着研究的不断发展，我们可能会看到这一卓越设备在未来的更多创新用途。