absolute dry weight

简明释义

绝对干重

英英释义

例句

1.In environmental studies, the absolute dry weight of sediments can indicate pollution levels.

在环境研究中，沉积物的绝对干重可以指示污染水平。

2.To calculate the density of the material, we need the absolute dry weight and the volume of the sample.

为了计算材料的密度，我们需要样本的绝对干重和体积。

3.In the study, the researchers focused on the absolute dry weight of plant tissues to assess their growth rates.

在研究中，研究人员专注于植物组织的绝对干重以评估其生长速度。

4.The laboratory measured the absolute dry weight of the soil sample to determine its nutrient content.

实验室测量了土壤样本的绝对干重以确定其营养成分。

5.The absolute dry weight of the biomass was recorded after drying the samples in an oven.

在烘箱中干燥样本后，记录了生物质的绝对干重。

作文

In the field of science, particularly in environmental studies and agricultural research, understanding the concept of absolute dry weight is crucial. The term refers to the weight of a substance after all moisture has been removed, providing a clear measurement of its true mass without the interference of water content. This measurement is essential for various applications, including the analysis of plant materials, soil samples, and organic matter decomposition. For instance, when scientists study the growth of plants, they often need to calculate the absolute dry weight of the plant tissues to assess their biomass accurately.The process of determining absolute dry weight typically involves drying the sample in an oven at a specific temperature until it reaches a constant weight. This ensures that all water is evaporated and that the weight recorded is solely that of the dry matter. Such a method is not only essential for precise measurements but also for comparing the nutrient content and health of different plant species. By knowing the absolute dry weight, researchers can analyze how different conditions, such as soil quality or water availability, impact plant growth.Moreover, in soil science, the absolute dry weight of soil samples helps in understanding soil composition and fertility. By measuring the dry weight, scientists can determine the organic matter content, which is vital for assessing soil health. Healthy soils typically have higher organic matter levels, which contribute to better water retention, nutrient availability, and overall ecosystem productivity. Therefore, knowing the absolute dry weight allows for more informed decisions in agricultural practices and land management.Another significant application of absolute dry weight is in the field of waste management. When analyzing the composition of organic waste, determining the absolute dry weight helps in evaluating the effectiveness of composting processes. By measuring the dry weight before and after composting, researchers can ascertain the reduction in volume and the transformation of waste into usable compost. This information is critical for promoting sustainable waste management practices and recycling efforts.In summary, the concept of absolute dry weight plays a vital role across various scientific disciplines. It provides a standardized measure that allows researchers to make accurate comparisons and analyses. Whether in studying plant growth, assessing soil health, or evaluating waste management processes, the significance of absolute dry weight cannot be overstated. As we continue to face challenges related to food security and environmental sustainability, the importance of understanding and utilizing this measurement will only grow. Scientists and researchers must continue to emphasize the value of absolute dry weight in their work to ensure that we can make informed decisions that benefit both our planet and future generations.

在科学领域，特别是在环境研究和农业研究中，理解“绝对干重”这一概念至关重要。这个术语指的是去除所有水分后的物质重量，提供了其真实质量的明确测量，而不受水分含量的干扰。这一测量对于各种应用至关重要，包括植物材料、土壤样本和有机物分解的分析。例如，当科学家研究植物的生长时，他们通常需要计算植物组织的绝对干重以准确评估其生物量。确定绝对干重的过程通常涉及将样本在特定温度下烘干，直到达到恒定重量。这确保了所有水分都被蒸发，记录的重量仅为干物质的重量。这样的方法不仅对于精确测量至关重要，而且对于比较不同植物种类的营养成分和健康状况也同样重要。通过了解绝对干重，研究人员可以分析不同条件（如土壤质量或水分可用性）对植物生长的影响。此外，在土壤科学中，土壤样本的绝对干重有助于理解土壤成分和肥力。通过测量干重，科学家可以确定有机质含量，这对于评估土壤健康至关重要。健康的土壤通常具有较高的有机质水平，有助于更好的水分保持、养分可用性和整体生态系统生产力。因此，了解绝对干重使得在农业实践和土地管理中做出更明智的决策成为可能。绝对干重的另一个重要应用是在废物管理领域。当分析有机废物的组成时，确定绝对干重有助于评估堆肥过程的有效性。通过在堆肥前后测量干重，研究人员可以确定体积的减少以及废物转化为可用堆肥的过程。这些信息对于促进可持续废物管理实践和回收利用工作至关重要。总之，“绝对干重”的概念在各个科学学科中发挥着重要作用。它提供了一种标准化的测量方法，使研究人员能够进行准确的比较和分析。无论是在研究植物生长、评估土壤健康，还是评估废物管理过程，绝对干重的重要性都不容小觑。随着我们继续面临与食品安全和环境可持续性相关的挑战，理解和利用这一测量的重要性只会增加。科学家和研究人员必须继续强调在他们的工作中绝对干重的价值，以确保我们能够做出有利于地球和未来几代人的明智决策。