filter paper

简明释义

过滤纸

英英释义

例句

1.For the experiment, we need to cut the filter paper 滤纸 into circles that fit perfectly in the funnel.

为了进行实验，我们需要将filter paper 滤纸剪成完美适合漏斗的圆形。

2.In the laboratory, scientists often use filter paper 滤纸 to purify liquids by removing solid impurities.

在实验室中，科学家们常常使用filter paper 滤纸来通过去除固体杂质来净化液体。

3.To make a cup of coffee, you need to place the ground coffee in a cone-shaped filter on top of the mug and use filter paper 滤纸 to separate the grounds from the liquid.

要冲泡一杯咖啡，您需要将咖啡粉放在一个锥形过滤器上，并使用filter paper 滤纸来将咖啡渣与液体分开。

4.The chemistry teacher demonstrated how to use filter paper 滤纸 to separate a mixture of sand and water.

化学老师演示了如何使用filter paper 滤纸来分离沙子和水的混合物。

5.When preparing herbal teas, it's common to use filter paper 滤纸 to steep the herbs and avoid floating particles.

在准备草药茶时，通常会使用filter paper 滤纸来浸泡草药，以避免漂浮颗粒。

作文

Filter paper is an essential tool in laboratories and various scientific processes. It is a thin, porous paper that allows liquids to pass through while retaining solid particles. The use of filter paper (滤纸) is crucial in many applications, including chemistry, biology, and environmental science. In this essay, I will discuss the importance of filter paper (滤纸), its various types, and its applications in different fields.First and foremost, understanding the composition and structure of filter paper (滤纸) is vital. Made from cellulose fibers, filter paper (滤纸) comes in different grades, each designed for specific filtration tasks. The porosity of the paper determines how effectively it can separate solids from liquids. For example, coarse filter paper (滤纸) is used for quick filtration, while fine filter paper (滤纸) is employed for more precise filtering processes. This adaptability makes filter paper (滤纸) a versatile tool in any laboratory setting.In the field of chemistry, filter paper (滤纸) is often used during experiments that require the separation of precipitates from solutions. When a chemical reaction occurs, solid products may form, and using filter paper (滤纸) allows scientists to isolate these solids for further analysis. This process not only aids in understanding the reaction but also helps in purifying compounds for subsequent experiments.In biology, filter paper (滤纸) plays a significant role in microbiological studies. Researchers often use filter paper (滤纸) to collect samples from water sources to test for bacterial contamination. By filtering the water through filter paper (滤纸), researchers can capture microorganisms, which can then be cultured and analyzed. This application is critical for public health, as it helps ensure the safety of drinking water and recreational water bodies.Environmental scientists also rely on filter paper (滤纸) for air and soil sampling. For instance, when studying air quality, scientists may use filter paper (滤纸) to trap particulate matter from the atmosphere. This data is essential for understanding pollution levels and their impact on human health and the environment. Similarly, in soil studies, filter paper (滤纸) can be used to extract contaminants from soil samples, providing insights into soil health and the effects of agricultural practices.In addition to its scientific applications, filter paper (滤纸) is also widely used in everyday life. For example, coffee lovers often use filter paper (滤纸) in drip coffee makers to brew their favorite beverage. The filter paper (滤纸) allows water to flow through while keeping coffee grounds out of the final cup. This simple yet effective use of filter paper (滤纸) highlights its practicality beyond laboratory settings.In conclusion, filter paper (滤纸) is a fundamental component in various scientific disciplines and everyday applications. Its ability to separate solids from liquids makes it invaluable in laboratories for chemical, biological, and environmental research. Additionally, its use in daily life, such as in coffee preparation, demonstrates its versatility. Understanding the significance of filter paper (滤纸) enriches our knowledge of both scientific processes and practical applications, emphasizing the importance of this simple yet remarkable material.

滤纸是实验室和各种科学过程中的一种重要工具。它是一种薄而多孔的纸，可以让液体通过，同时保留固体颗粒。filter paper（滤纸）在许多应用中至关重要，包括化学、生物学和环境科学。在这篇文章中，我将讨论filter paper（滤纸）的重要性、各种类型及其在不同领域的应用。首先，理解filter paper（滤纸）的成分和结构至关重要。filter paper（滤纸）由纤维素纤维制成，具有不同的等级，每种等级旨在满足特定的过滤任务。纸张的孔隙度决定了它能多有效地将固体与液体分离。例如，粗糙的filter paper（滤纸）用于快速过滤，而细filter paper（滤纸）则用于更精确的过滤过程。这种适应性使得filter paper（滤纸）成为任何实验室环境中的多功能工具。在化学领域，filter paper（滤纸）通常用于需要将沉淀物从溶液中分离的实验。当发生化学反应时，可能会形成固体产品，使用filter paper（滤纸）可以让科学家分离这些固体以进行进一步分析。这个过程不仅有助于理解反应，而且还有助于纯化化合物，以便进行后续实验。在生物学中，filter paper（滤纸）在微生物研究中发挥着重要作用。研究人员经常使用filter paper（滤纸）从水源中收集样本，以检测细菌污染。通过将水过滤通过filter paper（滤纸），研究人员可以捕获微生物，然后进行培养和分析。这一应用对于公共健康至关重要，因为它有助于确保饮用水和娱乐水体的安全。环境科学家也依赖于filter paper（滤纸）进行空气和土壤采样。例如，在研究空气质量时，科学家可能会使用filter paper（滤纸）来捕捉大气中的颗粒物。这些数据对于了解污染水平及其对人类健康和环境的影响至关重要。同样，在土壤研究中，filter paper（滤纸）可用于从土壤样本中提取污染物，提供有关土壤健康和农业实践影响的见解。除了科学应用，filter paper（滤纸）在日常生活中也被广泛使用。例如，咖啡爱好者常常在滴漏咖啡机中使用filter paper（滤纸）来冲泡他们最喜欢的饮品。filter paper（滤纸）允许水流过，同时将咖啡渣留在最终的杯子之外。这种简单而有效的filter paper（滤纸）使用突显了它在实验室以外的实用性。总之，filter paper（滤纸）是各种科学学科和日常应用中的基本组成部分。它能够将固体与液体分离，使其在化学、生物和环境研究的实验室中不可或缺。此外，它在日常生活中的使用，如咖啡准备，展示了它的多功能性。理解filter paper（滤纸）的重要性丰富了我们对科学过程和实用应用的知识，强调了这种简单而又卓越的材料的重要性。