comminution

简明释义

英[ˈkɒmɪˌnjuːʃən]美[ˌkɑːməˈnjuːʃən]

n. 粉碎；捣碎

英英释义

单词用法

同义词

反义词

例句

1.The paper proposes a view of high-speed and compaction in favor of cutting comminution through researching theory of grain part.

通过对颗粒断裂理论的研究，提出了高速压紧条件下有利于物料粉碎的设计概念。

2.The presence of a short oblique fibular fracture (often with lateral comminution) suggests that this is stage III of a pronation abduction injury.

腓骨的短斜形骨折（常常伴有外侧粉碎）表明其旋前外展损伤为III度。

3.Comminution and separation effect will be influenced directly by the controlling degree of above aspects.

这些方面控制的好坏直接影响到它的粉碎效果和分离效果。

4.No bone graft was needed, even with comminution at the fracture site.

无需植骨，即使是在骨折粉碎部位。

5.This paper describes experiments of UO_2 powder superior to screen comminution by airflow, and processes research of pellets preparation.

叙述了进行的UO_2粉末筛上料气流粉碎试验，并进行了制备芯块研究。

6.In a sense, breakage of single - particle is the fundamental of comminution technology.

从某种意义上讲，单颗粒破碎是粉碎技术的基础。

7.Understanding the principles of comminution is essential for engineers working in mineral processing.

理解comminution 原理对于从事矿物加工的工程师来说至关重要。

8.In the mining industry, comminution refers to the process of breaking down ore into smaller pieces for easier extraction of minerals.

在采矿行业中，comminution 指的是将矿石分解成更小块以便更容易提取矿物的过程。

9.Advanced technologies in comminution are being developed to reduce energy consumption in grinding processes.

正在开发先进的comminution 技术，以减少磨粉过程中的能耗。

10.The laboratory conducted tests to determine the optimal size for comminution of the mineral samples.

实验室进行了测试，以确定矿物样品的最佳comminution 尺寸。

11.The efficiency of comminution can significantly impact the overall cost of metal production.

在金属生产中，comminution 的效率可以显著影响整体成本。

作文

In the field of material science and engineering, the term comminution refers to the process of reducing solid materials from one average particle size to a smaller average particle size, through the application of various forces. This process is crucial in several industries, including mining, pharmaceuticals, and food processing. The effectiveness of comminution can significantly impact the efficiency of subsequent processes, such as extraction, mixing, or chemical reactions. Therefore, understanding the mechanisms behind comminution is essential for optimizing production and ensuring product quality.The basic principle of comminution involves mechanical forces that break down larger particles into smaller ones. These forces can be achieved through different methods, including crushing, grinding, and milling. Each method has its advantages and disadvantages, depending on the material being processed and the desired particle size. For instance, crushing is typically used for hard materials, while grinding is more suitable for softer substances.One of the most common applications of comminution is in the mining industry, where ore is broken down to extract valuable minerals. The efficiency of comminution directly influences the yield of precious metals, such as gold and silver. If the comminution process is not optimized, it can lead to significant losses in mineral recovery and result in increased operational costs.In the pharmaceutical industry, comminution plays a vital role in the production of medications. Active pharmaceutical ingredients (APIs) often need to be finely milled to enhance their bioavailability. The particle size of these compounds can affect their solubility and absorption in the body. Therefore, precise control over the comminution process is necessary to ensure that patients receive effective dosages of medication.Food processing also relies heavily on comminution. For example, during the production of flour, grains undergo a series of comminution processes to achieve the desired texture and consistency. The comminution of grains not only affects the final product's quality but also influences its nutritional value. Properly milled flour retains more nutrients compared to poorly processed grains.Furthermore, advancements in technology have led to the development of more efficient comminution equipment. Modern machines are designed to minimize energy consumption while maximizing output. Innovations such as high-pressure grinding rolls (HPGR) and vertical roller mills have revolutionized the way comminution is performed, providing better control over particle size distribution and reducing wear on machinery.In conclusion, comminution is a fundamental process in various industries that involves the reduction of particle size through mechanical means. Its significance cannot be overstated, as it directly affects the efficiency of material recovery, product quality, and overall operational costs. As industries continue to evolve, the importance of understanding and optimizing comminution processes will remain paramount, ensuring that resources are utilized effectively and sustainably.

在材料科学和工程领域，术语comminution指的是通过施加各种力将固体材料从一种平均粒径减小到更小的平均粒径的过程。这个过程在多个行业中至关重要，包括采矿、制药和食品加工。comminution的有效性可以显著影响后续过程的效率，例如提取、混合或化学反应。因此，理解comminution背后的机制对于优化生产和确保产品质量至关重要。comminution的基本原理涉及机械力将较大颗粒分解成较小颗粒。这些力量可以通过不同的方法实现，包括破碎、磨碎和铣削。每种方法都有其优缺点，具体取决于被加工材料和所需的颗粒大小。例如，破碎通常用于硬材料，而磨碎则更适合较软的物质。comminution最常见的应用之一是在采矿行业，其中矿石被破碎以提取有价值的矿物。comminution过程的效率直接影响贵金属（如黄金和白银）的产量。如果comminution过程没有得到优化，可能会导致矿物回收的重大损失，并导致运营成本增加。在制药行业，comminution在药物生产中发挥着重要作用。活性药物成分（API）通常需要被细磨，以增强其生物利用度。这些化合物的粒径可以影响它们在体内的溶解度和吸收。因此，对comminution过程的精确控制是必要的，以确保患者获得有效的药物剂量。食品加工也严重依赖于comminution。例如，在面粉生产过程中，谷物经历了一系列的comminution过程，以达到所需的质地和一致性。谷物的comminution不仅影响最终产品的质量，还影响其营养价值。适当磨制的面粉比加工不良的谷物保留更多的营养成分。此外，技术的进步导致了更高效的comminution设备的发展。现代机器旨在最大限度地减少能耗，同时最大化产出。高压磨矿辊（HPGR）和立式磨机等创新彻底改变了comminution的方式，提供了对颗粒大小分布的更好控制，并减少了机械磨损。总之，comminution是各种行业中的一个基本过程，涉及通过机械手段减少粒径。它的重要性不容低估，因为它直接影响材料回收的效率、产品质量和整体运营成本。随着各行业的不断发展，理解和优化comminution过程的重要性将始终是首要任务，确保资源得到有效和可持续的利用。