accumulated error

简明释义

累积误差;积差

英英释义

例句

1.The engineer had to recalibrate the machine due to the accumulated error 累积误差 over time.

由于时间的推移，工程师不得不重新校准机器，因为出现了累积误差。

2.In the long run, the accumulated error 累积误差 in our calculations led to significant discrepancies in the final results.

从长远来看，我们计算中的累积误差导致最终结果出现了重大差异。

3.The pilot was trained to recognize the signs of accumulated error 累积误差 during navigation.

飞行员接受了培训，以识别导航过程中累积误差的迹象。

4.To improve accuracy, we must regularly check for accumulated error 累积误差 in our data collection methods.

为了提高准确性，我们必须定期检查数据收集方法中的累积误差。

5.In complex simulations, accumulated error 累积误差 can lead to vastly different outcomes.

在复杂的模拟中，累积误差可能导致截然不同的结果。

作文

In the realm of science and engineering, precision is paramount. Every measurement, calculation, and experiment relies on accuracy to yield reliable results. However, one of the critical challenges faced by researchers and engineers alike is the phenomenon known as accumulated error. This term refers to the total deviation from the true value that builds up over time due to repeated measurements or calculations. Understanding accumulated error is essential for anyone involved in fields that require meticulous data analysis and interpretation.The concept of accumulated error can be illustrated through a simple example. Imagine a scientist measuring the length of a table using a ruler. If the ruler is slightly miscalibrated, each measurement taken may be off by a small amount. Initially, these errors may seem insignificant. However, if the scientist takes multiple measurements and averages them, the small inaccuracies can add up, resulting in a significant deviation from the actual length of the table. This accumulation of errors can lead to incorrect conclusions and potentially flawed research outcomes.In engineering, accumulated error can have even more serious implications. For instance, consider the design of a bridge. Engineers must ensure that all components fit together precisely. If there are small errors in measurements during the construction phase, these can accumulate, leading to structural weaknesses. A bridge that appears sound based on initial calculations might ultimately fail due to these compounded errors. Thus, understanding and accounting for accumulated error is crucial in ensuring safety and reliability in engineering projects.There are several strategies to mitigate the effects of accumulated error. One effective approach is to improve measurement techniques. Using more precise instruments can reduce the likelihood of individual errors occurring. Additionally, implementing rigorous quality control measures can help identify and correct errors before they accumulate. Regular calibration of equipment is also vital in minimizing accumulated error. By ensuring that tools are functioning correctly, researchers and engineers can maintain the integrity of their measurements.Another important aspect of managing accumulated error is statistical analysis. By applying statistical methods, one can quantify the extent of errors and their potential impact on results. For example, calculating the standard deviation of a series of measurements can provide insight into the variability and reliability of the data. By understanding the nature of accumulated error, scientists and engineers can make informed decisions about the significance of their findings and the necessity for further investigation.In conclusion, accumulated error is a critical concept that highlights the importance of accuracy in scientific and engineering endeavors. Whether in research, construction, or any field requiring precision, being aware of how errors can accumulate over time is essential for achieving valid results. By improving measurement techniques, enforcing quality control, and utilizing statistical analysis, professionals can effectively manage the risks associated with accumulated error. Ultimately, addressing this issue not only enhances the reliability of findings but also contributes to the advancement of knowledge and technology in various disciplines.

在科学和工程领域，精度至关重要。每一个测量、计算和实验都依赖于准确性来产生可靠的结果。然而，研究人员和工程师面临的一个关键挑战是被称为累积误差的现象。这个术语指的是由于重复测量或计算而随着时间推移而累积的与真实值的总偏差。理解累积误差对任何参与需要细致数据分析和解释的领域的人来说都是至关重要的。累积误差的概念可以通过一个简单的例子来说明。想象一下，一个科学家使用尺子测量一张桌子的长度。如果尺子稍微失去校准，每次测量都可能有少许偏差。最初，这些误差看起来可能微不足道。然而，如果科学家进行多次测量并取其平均值，这些小的不准确性可能会累积，从而导致桌子的实际长度产生显著偏差。这种误差的累积可能导致错误的结论和潜在的缺陷研究结果。在工程领域，累积误差可能会导致更严重的后果。例如，考虑一座桥的设计。工程师必须确保所有组件精确契合。如果在施工阶段的测量存在小误差，这些误差可能会累积，导致结构弱点。一座根据初步计算看似稳固的桥，最终可能因这些累积的错误而失败。因此，理解和考虑累积误差对于确保工程项目的安全性和可靠性至关重要。有几种策略可以减轻累积误差的影响。一种有效的方法是改进测量技术。使用更精确的仪器可以减少个别误差发生的可能性。此外，实施严格的质量控制措施可以帮助识别并纠正错误，以防止其累积。定期校准设备在最小化累积误差方面也至关重要。通过确保工具正常运作，研究人员和工程师可以保持测量的完整性。管理累积误差的另一个重要方面是统计分析。通过应用统计方法，可以量化误差的程度及其对结果的潜在影响。例如，计算一系列测量的标准偏差可以提供关于数据变异性和可靠性的洞察。通过理解累积误差的性质，科学家和工程师可以对其发现的意义以及进一步调查的必要性做出明智的决定。总之，累积误差是一个关键概念，突显了科学和工程工作中准确性的重要性。无论是在研究、建设还是任何需要精确的领域，意识到错误如何随时间累积对于获得有效结果至关重要。通过改进测量技术、强化质量控制和利用统计分析，专业人员可以有效管理与累积误差相关的风险。最终，解决这个问题不仅提高了发现的可靠性，还有助于各学科知识和技术的进步。