mercury gage

简明释义

水银压力计

英英释义

例句

1.The mercury gage is essential for monitoring atmospheric pressure in meteorological studies.

在气象研究中，水银压力计对监测大气压力至关重要。

2.To ensure accuracy, the mercury gage must be calibrated before each use.

为了确保准确性，水银压力计在每次使用前必须进行校准。

3.The technician used a mercury gage to measure the pressure in the steam boiler.

技术员使用水银压力计测量蒸汽锅炉中的压力。

4.During the experiment, we observed the level of mercury in the mercury gage rise and fall with temperature changes.

在实验过程中，我们观察到水银压力计中的水银随着温度变化而升降。

5.A faulty mercury gage can lead to inaccurate readings and potentially dangerous situations.

故障的水银压力计可能导致读数不准确，从而导致潜在的危险情况。

作文

In the world of science and engineering, precision is paramount. One of the tools that have been used for centuries to measure pressure is the mercury gage (水银压力计). This instrument utilizes the physical properties of mercury, a liquid metal, to provide accurate readings of pressure in various applications. The mercury gage consists of a glass tube filled with mercury, which is open at one end and sealed at the other. When pressure is applied to the open end, the mercury rises or falls in the tube, allowing for a visual representation of the pressure being measured.The history of the mercury gage dates back to the 17th century when scientists like Evangelista Torricelli developed the barometer, an early form of this device. Torricelli's work laid the foundation for understanding atmospheric pressure, and it was through these early experiments that the mercury gage was born. Over the years, this tool has evolved, but its fundamental principles remain the same.One of the key advantages of using a mercury gage is its accuracy. Mercury has a high density, which allows for precise measurements even at low pressures. This makes it an ideal choice for laboratory settings where measurement errors can lead to significant discrepancies in results. Additionally, the visibility of the mercury column provides an immediate and clear indication of pressure changes, making it easier for scientists and engineers to monitor conditions in real-time.However, the use of mercury gage is not without its challenges. Mercury is a toxic substance, and its use is increasingly restricted in many countries due to environmental concerns. As a result, alternative pressure measurement devices, such as digital pressure sensors and aneroid barometers, have gained popularity. These alternatives often offer similar levels of accuracy without the health risks associated with mercury.Despite the rise of modern technologies, the mercury gage still holds a place in many laboratories and industrial applications. Its reliability and historical significance cannot be overlooked. For example, in meteorology, mercury gage barometers are still used to measure atmospheric pressure, providing critical data for weather forecasting and research.In conclusion, the mercury gage (水银压力计) is a remarkable instrument that has stood the test of time. Its ability to provide accurate pressure measurements has made it an essential tool in various scientific fields. While modern alternatives are becoming more prevalent, the legacy of the mercury gage continues to influence how we understand and measure pressure today. As we advance into a future where technology plays an ever-increasing role, it is important to remember the foundational tools like the mercury gage that paved the way for innovation in measurement techniques.

在科学和工程的世界中，精确性至关重要。几百年来，用于测量压力的工具之一是水银压力计（mercury gage）。该仪器利用水银这一液态金属的物理特性，在各种应用中提供准确的压力读数。水银压力计由一个装满水银的玻璃管组成，管的一端开放，另一端密封。当施加压力到开放端时，水银在管内升高或降低，从而允许可视化表示所测量的压力。水银压力计的历史可以追溯到17世纪，当时科学家如埃万杰利斯塔·托里切利（Evangelista Torricelli）开发了气压计，这是一种早期形式的此设备。托里切利的工作为理解大气压力奠定了基础，通过这些早期实验，水银压力计应运而生。多年来，这种工具不断发展，但其基本原理仍然保持不变。使用水银压力计的一个主要优点是它的准确性。水银密度高，即使在低压力下也能提供精确的测量。这使其成为实验室环境中的理想选择，因为测量误差可能导致结果的显著偏差。此外，水银柱的可见性提供了压力变化的即时和清晰指示，使科学家和工程师更容易实时监控条件。然而，使用水银压力计并非没有挑战。水银是一种有毒物质，其使用在许多国家因环境问题而受到越来越严格的限制。因此，数字压力传感器和无气压计等替代压力测量设备逐渐受到欢迎。这些替代品通常提供类似的准确性，而没有与水银相关的健康风险。尽管现代技术的崛起，水银压力计仍在许多实验室和工业应用中占有一席之地。其可靠性和历史重要性不容忽视。例如，在气象学中，水银压力计气压计仍用于测量大气压力，为天气预报和研究提供关键数据。总之，水银压力计（mercury gage）是一种卓越的仪器，经受住了时间的考验。它提供准确的压力测量能力使其成为各个科学领域的重要工具。虽然现代替代品变得越来越普遍，但水银压力计的遗产继续影响我们今天如何理解和测量压力。随着我们进入一个技术日益主导的未来，重要的是要记住像水银压力计这样的基础工具，它们为测量技术的创新铺平了道路。