water sample

简明释义

水样本

英英释义

例句

1.The scientist collected a water sample to test for contaminants.

科学家收集了一个水样以检测污染物。

2.The laboratory requires a fresh water sample for accurate results.

实验室需要一个新鲜的水样以获得准确的结果。

3.The environmental agency monitors water samples from various sources.

环保机构监测来自不同来源的水样。

4.Before starting the experiment, we need to analyze the water sample from the river.

在开始实验之前，我们需要分析来自河流的水样。

5.We took a water sample from the lake to check its pH level.

我们从湖中取了一份水样以检查其pH值。

作文

Water is an essential resource for all forms of life on Earth. It is not only crucial for drinking but also plays a vital role in agriculture, industry, and maintaining ecosystems. To ensure that water remains safe and clean, scientists often collect a water sample (水样) from various sources such as rivers, lakes, or groundwater. Analyzing these water samples (水样) helps in identifying pollutants and understanding the overall quality of water in a particular area. The process of collecting a water sample (水样) involves several steps to ensure accuracy and reliability. First, researchers must select a representative site where the water sample (水样) will be taken. This site should reflect the typical conditions of the water body being studied. Next, the collection tools must be sterile to prevent contamination. Commonly used tools include bottles made of glass or plastic that have been pre-cleaned. Once the site is chosen and the tools are ready, the researcher carefully collects the water sample (水样). It is important to fill the container to the appropriate level, leaving some space for air, which can help in preserving the sample's integrity. After the water sample (水样) is collected, it should be labeled with relevant information such as the date, time, and location of collection. This information is crucial for tracking changes over time and understanding the context of the data collected. After collection, the water samples (水样) are transported to a laboratory for analysis. In the lab, scientists perform various tests to determine the presence of contaminants such as bacteria, heavy metals, and nutrients. These tests can include chemical analyses, microbiological assessments, and physical measurements. The results from these analyses provide valuable insights into the health of the water source and can inform public health decisions and environmental policies. In addition to assessing pollution levels, water samples (水样) can also be used to monitor changes in water quality over time. For example, if a new industrial facility is built near a river, regular collection of water samples (水样) from that river can help detect any changes in pollution levels. This ongoing monitoring is essential for protecting both human health and the environment. Furthermore, community involvement in water sampling (水样) programs can enhance the effectiveness of water quality monitoring. Educating citizens about the importance of clean water and how to collect water samples (水样) can empower them to take an active role in safeguarding their local water resources. Many organizations offer training sessions and provide kits for people to use in their own neighborhoods. In conclusion, collecting and analyzing water samples (水样) is a critical practice in environmental science. It allows for the assessment of water quality, identification of pollutants, and monitoring of ecological health. By understanding the significance of water samples (水样), we can better appreciate our water resources and work towards preserving them for future generations.

水是地球上所有生物生命的基本资源。它不仅对饮用至关重要，还在农业、工业和维护生态系统中发挥着重要作用。为了确保水源安全和清洁，科学家们通常会从河流、湖泊或地下水等各种来源收集水样（water sample）。分析这些水样（water sample）有助于识别污染物并了解特定区域水质的整体状况。收集水样（water sample）的过程涉及几个步骤，以确保准确性和可靠性。首先，研究人员必须选择一个代表性地点，从该地点提取水样（water sample）。该地点应反映所研究水体的典型条件。接下来，收集工具必须是无菌的，以防止污染。常用的工具包括经过预先清洁的玻璃或塑料瓶。一旦选择了地点并准备好了工具，研究人员就小心地收集水样（water sample）。重要的是将容器填充到适当的水平，留出一些空气空间，这可以帮助保持样本的完整性。在收集完水样（water sample）后，应标记相关信息，例如收集的日期、时间和地点。这些信息对于跟踪变化和理解所收集数据的上下文至关重要。收集后，水样（water sample）被运输到实验室进行分析。在实验室中，科学家进行各种测试以确定污染物的存在，如细菌、重金属和营养物质。这些测试可以包括化学分析、微生物评估和物理测量。这些分析的结果为水源的健康提供了宝贵的见解，并可以为公共卫生决策和环境政策提供依据。除了评估污染水平外，水样（water sample）还可以用于监测水质随时间的变化。例如，如果在河流附近建造了新的工业设施，定期收集该河流的水样（water sample）可以帮助检测污染水平的变化。这种持续监测对于保护人类健康和环境至关重要。此外，社区参与水样采集（water sampling）项目可以增强水质监测的有效性。教育公民了解清洁水的重要性以及如何收集水样（water sample）可以使他们积极参与保护当地水资源。许多组织提供培训课程，并为人们在自己邻里使用的水样采集工具包。总之，收集和分析水样（water sample）是环境科学中的一项关键实践。它允许评估水质、识别污染物和监测生态健康。通过理解水样（water sample）的重要性，我们可以更好地欣赏我们的水资源，并致力于为未来几代人保护它们。