analytical balance

简明释义

1. 分析天秤; 2. 分析天平;

英英释义

例句

1.An analytical balance 分析天平 is essential for determining the exact mass of chemicals in titrations.

在滴定中，分析天平是确定化学品确切质量的必需工具。

2.Using an analytical balance 分析天平 allows for precise measurements of small quantities.

使用分析天平可以精确测量少量样品。

3.In our quality control lab, we rely on an analytical balance 分析天平 to check the weight of raw materials.

在我们的质量控制实验室，我们依赖分析天平来检查原材料的重量。

4.To ensure accurate measurements, we used an analytical balance 分析天平 in the laboratory.

为了确保测量的准确性，我们在实验室使用了一个分析天平。

5.The chemist calibrated the analytical balance 分析天平 before starting the experiment.

化学家在开始实验之前校准了分析天平。

作文

An analytical balance is a highly sensitive instrument used in laboratories for measuring mass with great precision. Unlike regular scales, an analytical balance can measure extremely small quantities of substances, often down to the milligram or even microgram level. This capability makes it an essential tool for chemists, biologists, and other scientists who need accurate measurements for their experiments and research.The design of an analytical balance is quite different from that of conventional balances. It typically features a draft shield, which minimizes the effects of air currents on the weighing process. This is crucial because even slight disturbances can lead to significant errors in measurement, especially when dealing with minute quantities. The sensitivity of an analytical balance allows it to detect changes in weight that would be imperceptible to standard scales.In addition to its physical design, an analytical balance also incorporates advanced technology to ensure accuracy. Many modern models come equipped with digital displays that provide easy-to-read measurements, as well as automatic calibration features that help maintain precision over time. Some balances even have built-in connectivity options, allowing data to be transferred directly to computers for further analysis.Using an analytical balance requires careful technique to avoid contamination and ensure accurate results. For instance, users must always handle samples with tweezers or gloves to prevent oils and moisture from their hands affecting the weight. Additionally, it is important to allow the balance to warm up before use, as temperature fluctuations can impact measurements.In laboratory settings, the applications of an analytical balance are vast. It is commonly used for preparing solutions, weighing chemical reagents, and conducting quantitative analyses. For example, in pharmaceutical research, precise measurements of active ingredients are critical for developing effective medications. Similarly, in environmental science, researchers may use an analytical balance to measure pollutant concentrations in soil or water samples.Moreover, the importance of an analytical balance extends beyond just scientific research. In industries such as food production and quality control, accurate weight measurements are necessary to ensure product consistency and compliance with regulations. Even in educational settings, students learn fundamental laboratory techniques using an analytical balance, gaining hands-on experience that is crucial for their future careers in science.In conclusion, the analytical balance is an indispensable tool in various fields of science and industry. Its ability to provide precise measurements allows researchers and professionals to conduct experiments and analyses with confidence. As technology continues to advance, we can expect further improvements in the functionality and ease of use of analytical balances, making them even more valuable in the pursuit of knowledge and innovation.

分析天平是一种在实验室中用于高精度测量质量的高度敏感仪器。与普通秤不同，分析天平可以测量极小数量的物质，通常精确到毫克甚至微克级别。这一能力使其成为化学家、生物学家和其他科学家进行实验和研究时必不可少的工具。分析天平的设计与常规天平有很大不同。它通常配有防风罩，以最小化空气流动对称量过程的影响。这一点至关重要，因为即使是轻微的干扰也可能导致测量中的重大误差，尤其是在处理微小数量时。分析天平的灵敏度使其能够检测到标准秤无法察觉的重量变化。除了物理设计，分析天平还结合了先进的技术以确保准确性。许多现代型号配备了数字显示屏，提供易于读取的测量结果，以及自动校准功能，帮助保持长时间的精确度。有些天平甚至具有内置连接选项，允许数据直接传输到计算机进行进一步分析。使用分析天平需要小心技巧，以避免污染并确保准确结果。例如，用户必须始终使用镊子或手套处理样品，以防止手上的油脂和水分影响重量。此外，在使用前让天平预热也是很重要的，因为温度波动会影响测量结果。在实验室环境中，分析天平的应用非常广泛。它通常用于准备溶液、称量化学试剂和进行定量分析。例如，在制药研究中，活性成分的精确测量对于开发有效药物至关重要。同样，在环境科学中，研究人员可能使用分析天平测量土壤或水样中的污染物浓度。此外，分析天平的重要性不仅限于科学研究。在食品生产和质量控制等行业，准确的重量测量对于确保产品一致性和符合规定是必要的。即使在教育环境中，学生们也通过使用分析天平学习基本的实验室技术，获得对未来科学职业至关重要的实践经验。总之，分析天平是科学和工业各个领域不可或缺的工具。它提供精确测量的能力使研究人员和专业人士能够自信地进行实验和分析。随着技术的不断进步，我们可以期待分析天平在功能和易用性方面的进一步改善，使其在追求知识和创新的过程中变得更加宝贵。