sand fraction

简明释义

砂粒粒组

英英释义

例句

1.In soil testing, the sand fraction 沙子分数 is crucial for determining drainage capacity.

在土壤测试中，沙子分数 sand fraction对于确定排水能力至关重要。

2.To improve the quality of the glass, manufacturers must control the sand fraction 沙子分数 in the raw materials.

为了提高玻璃的质量，制造商必须控制原材料中的沙子分数 sand fraction。

3.The construction company needs to analyze the sand fraction 沙子分数 in the concrete mix to ensure its strength.

建筑公司需要分析混凝土中的沙子分数 sand fraction以确保其强度。

4.Researchers found that a higher sand fraction 沙子分数 can improve the aeration of the soil.

研究人员发现，较高的沙子分数 sand fraction可以改善土壤的通气性。

5.The sand fraction 沙子分数 of the sample was measured to assess its suitability for beach restoration.

对样本的沙子分数 sand fraction进行测量，以评估其在海滩修复中的适用性。

作文

The term sand fraction refers to the proportion of sand particles within a particular mixture or material. Understanding the sand fraction is crucial in various fields, including geology, construction, and environmental science. In geology, for example, the sand fraction helps scientists assess soil quality and composition, which can influence plant growth and ecosystem health. Similarly, in construction, knowing the sand fraction of concrete or other building materials is essential for ensuring structural integrity and durability. The sand fraction can affect the physical properties of the material, such as its strength, workability, and resistance to weathering. Moreover, the sand fraction plays a significant role in sedimentology, where researchers study the distribution and movement of sediments in natural environments. By analyzing the sand fraction in riverbeds, beaches, and deserts, scientists can gain insights into past geological events and predict future changes in landscapes. For instance, a higher sand fraction in a riverbed might indicate increased erosion upstream, while a lower sand fraction could suggest sediment deposition.In agriculture, the sand fraction is also an important factor. Soils with a higher sand fraction tend to drain quickly, which can be beneficial for certain crops that require well-drained conditions. However, too much sand can lead to nutrient leaching and reduced fertility. Therefore, farmers often analyze the sand fraction of their soils to make informed decisions about crop selection and soil management practices.Environmental scientists also consider the sand fraction when studying habitats and ecosystems. For example, sandy soils are often home to unique flora and fauna adapted to thrive in such conditions. By examining the sand fraction in different environments, researchers can understand how species interact with their surroundings and how changes in land use or climate can impact these ecosystems.In conclusion, the concept of sand fraction extends beyond mere measurements; it is a vital component in understanding the world around us. Whether in geology, construction, agriculture, or environmental science, the sand fraction provides valuable information that can influence practical applications and research outcomes. As we continue to explore and utilize our natural resources, recognizing the significance of the sand fraction will help us make more sustainable and informed decisions for the future.

术语sand fraction指的是特定混合物或材料中沙粒的比例。理解sand fraction在地质学、建筑和环境科学等多个领域至关重要。例如，在地质学中，sand fraction帮助科学家评估土壤质量和成分，这可能影响植物生长和生态系统健康。同样，在建筑中，了解混凝土或其他建筑材料的sand fraction对于确保结构完整性和耐久性至关重要。sand fraction可以影响材料的物理特性，如强度、可加工性和抗风化能力。此外，sand fraction在沉积学中也发挥着重要作用，研究人员研究自然环境中沉积物的分布和运动。通过分析河床、海滩和沙漠中的sand fraction，科学家可以深入了解过去的地质事件，并预测未来地貌的变化。例如，河床中较高的sand fraction可能表明上游侵蚀加剧，而较低的sand fraction则可能表明沉积物的沉积。在农业中，sand fraction也是一个重要因素。具有较高sand fraction的土壤通常排水迅速，这对于某些需要良好排水条件的作物是有利的。然而，过多的沙子可能导致养分流失和肥力降低。因此，农民通常会分析土壤的sand fraction，以便做出有关作物选择和土壤管理实践的明智决策。环境科学家在研究栖息地和生态系统时也会考虑sand fraction。例如，沙质土壤通常是适应这种条件的独特植物和动物的家园。通过检查不同环境中的sand fraction，研究人员可以了解物种如何与其周围环境相互作用，以及土地利用或气候变化如何影响这些生态系统。总之，sand fraction的概念超越了简单的测量；它是理解我们周围世界的重要组成部分。无论是在地质学、建筑、农业还是环境科学中，sand fraction提供了宝贵的信息，这些信息可以影响实际应用和研究结果。随着我们继续探索和利用自然资源，认识到sand fraction的重要性将帮助我们为未来做出更可持续和明智的决策。