elutriation

简明释义

英[ɪˌluːtriˈeɪʃən]美[iˌljuːtriˈeiʃən]

n. [化工] 淘析，[土壤] 淘洗；[矿业] 淘选；洗提

英英释义

单词用法

同义词

反义词

例句

1.Conclusion Centrifugal elutriation technique could be applied successfully during the separation of liver cells in our laboratory.

结论在本实验室，离心淘洗技术已能成功应用于肝脏细胞分离过程。

2.Love the beauty of blooming in the inclusion, feelings of innocence, in a frank in elutriation.

爱情的美丽，在包容中绽放，情感的纯真，在坦诚中淘洗。

3.The particle sizes measured by elutriation method and laser particle size analysis are bigger than those by the other two methods due to aggregation.

采用淘析法、激光粒度分析法、渗透过滤法、显微镜法对膨润土及石英的粒度进行测量比较分析。

4.Fiber index is measured using the conical elutriation method.

纤维指数用圆锥淘洗法测量。

5.There are rotation flow pieces and elutriation ring inside the drying charnber . it is used to control the moisture and granule of raw material to the needed level.

干燥室上部加装陶析环及旋流片可以控制出口物料的粒度及湿度，以达到不同物料的终水份粒度的要求。

6.There are rotation flow pieces and elutriation ring inside the drying charnber . it is used to control the moisture and granule of raw material to the needed level.

干燥室上部加装陶析环及旋流片可以控制出口物料的粒度及湿度，以达到不同物料的终水份粒度的要求。

7.Objective In order to isolate and purify nonparenchymal cells subgroups from rat liver, centrifugal elutriation technique was applied.

目的采用离心淘洗技术分离纯化大鼠肝非实质细胞亚群。

8.Elutriation refers to the selective removal of fines by entrainment from a bed consisting of a mixture of particles sizes.

扬析是指从由各种颗粒直径的混合物形成的床层中选择地夹带出细粉颗粒的过程。

9.The process of elutriation is often used in laboratories to separate fine particles from coarser ones.

在实验室中，洗涤过程通常用于将细颗粒与粗颗粒分开。

10.In environmental studies, elutriation helps analyze sediment composition.

在环境研究中，洗涤有助于分析沉积物成分。

11.During the elutriation of sand, lighter grains are removed by water flow.

在沙子的洗涤过程中，较轻的颗粒通过水流被去除。

12.The elutriation technique is essential for purifying minerals in mining operations.

在采矿作业中，洗涤技术对于矿物的纯化至关重要。

13.Researchers utilized elutriation to isolate specific microorganisms from a mixed culture.

研究人员利用洗涤从混合培养物中分离特定微生物。

作文

In the field of chemistry and material science, various techniques are employed to separate and purify substances. One such technique is known as elutriation, which refers to the process of separating fine particles from coarser ones through a fluid medium. This method is particularly useful in industries that require high purity levels of materials, such as pharmaceuticals, food production, and environmental remediation. Understanding the principles and applications of elutriation can provide valuable insights into its significance in modern science and technology.The basic principle behind elutriation involves the use of a liquid or gas to carry away smaller particles while allowing larger particles to settle. This process typically occurs in a vertical column where a fluid flows upward, creating a current that lifts lighter particles. The effectiveness of elutriation depends on several factors, including the size and density of the particles, the viscosity of the fluid, and the flow rate. By adjusting these parameters, operators can optimize the separation process to achieve the desired purity level.One of the most common applications of elutriation is in the mineral processing industry. When extracting valuable minerals from ore, it is crucial to remove impurities to enhance the quality of the final product. Elutriation allows for the efficient separation of valuable minerals from waste material, thus improving yield and reducing costs. Additionally, this technique is also employed in the recycling industry, where it helps to separate different types of plastics or metals based on their density and particle size.In the pharmaceutical industry, elutriation plays a vital role in ensuring the purity of active ingredients. During the production of medications, it is essential to eliminate any contaminants or undesired compounds. Using elutriation, manufacturers can achieve a high level of separation, resulting in safer and more effective products. This process not only enhances the quality of pharmaceuticals but also complies with strict regulatory standards.Moreover, elutriation is increasingly being utilized in environmental science. For instance, it can be applied to treat contaminated water or soil by removing harmful particulates. This method is advantageous because it is relatively low-cost and can be implemented on-site, making it an attractive option for environmental remediation projects.Despite its many advantages, elutriation does have some limitations. For example, it may not be suitable for separating very fine particles or those with similar densities. In such cases, additional separation techniques may be required to achieve the desired results. Furthermore, the design of the elutriation system must be carefully considered to ensure optimal performance and efficiency.In conclusion, elutriation is a valuable technique in various industries, offering an effective means of separating and purifying materials. Its applications in mineral processing, pharmaceuticals, and environmental remediation highlight its versatility and importance in modern science. As research and technology continue to advance, we can expect to see further innovations in elutriation processes, leading to even greater efficiencies and improved outcomes across multiple fields. Understanding and mastering this technique will undoubtedly contribute to progress in both industrial practices and scientific research.

在化学和材料科学领域，采用各种技术来分离和纯化物质。其中一种技术被称为elutriation，指的是通过流体介质将细小颗粒与粗大颗粒分离的过程。这种方法在需要高纯度材料的行业中尤为重要，如制药、食品生产和环境修复。理解elutriation的原理和应用可以为我们提供有关其在现代科学和技术中重要性的宝贵见解。elutriation的基本原理是利用液体或气体将较小的颗粒带走，同时允许较大的颗粒沉降。这个过程通常发生在一个垂直的柱子中，流体向上流动，产生的水流能够将较轻的颗粒提升起来。elutriation的有效性取决于多个因素，包括颗粒的大小和密度、流体的粘度以及流速。通过调整这些参数，操作人员可以优化分离过程，以达到所需的纯度水平。elutriation最常见的应用之一是在矿物加工行业。在从矿石中提取有价值的矿物时，去除杂质至关重要，以提高最终产品的质量。elutriation允许高效地将有价值的矿物与废料分开，从而提高产量并降低成本。此外，这种技术还被应用于回收行业，帮助根据密度和颗粒大小分离不同类型的塑料或金属。在制药行业，elutriation在确保活性成分的纯度方面发挥着重要作用。在药物生产过程中，消除任何污染物或不想要的化合物是至关重要的。使用elutriation，制造商可以实现高水平的分离，从而生产出更安全、更有效的产品。这一过程不仅提高了制药的质量，还符合严格的监管标准。此外，elutriation在环境科学中的应用也日益增加。例如，它可以用于处理受污染的水或土壤，通过去除有害颗粒来实现。这种方法具有成本相对较低且可以现场实施的优点，使其成为环境修复项目的一个吸引人的选择。尽管elutriation有许多优点，但也存在一些局限性。例如，它可能不适合分离非常细小的颗粒或具有相似密度的颗粒。在这种情况下，可能需要额外的分离技术来实现所需的结果。此外，elutriation系统的设计必须经过仔细考虑，以确保最佳性能和效率。总之，elutriation是各个行业中一种有价值的技术，提供了一种有效的材料分离和纯化手段。它在矿物加工、制药和环境修复中的应用突显了其多功能性和在现代科学中的重要性。随着研究和技术的不断进步，我们可以期待在elutriation过程中看到进一步的创新，从而在多个领域实现更大的效率和改善的结果。理解和掌握这一技术无疑将促进工业实践和科学研究的进步。