mercury barometer

简明释义

汞弧气压表水银气压表

英英释义

例句

1.In my science class, we learned how to read a mercury barometer 水银气压计 to measure air pressure changes.

在我的科学课上，我们学习了如何读取mercury barometer 水银气压计来测量空气压力的变化。

2.The weather forecast predicted rain, so I checked my mercury barometer 水银气压计 to confirm the drop in atmospheric pressure.

天气预报预测会下雨，所以我查看了我的mercury barometer 水银气压计以确认气压的下降。

3.The antique shop had a beautiful mercury barometer 水银气压计 that was over a hundred years old.

古董店里有一个美丽的mercury barometer 水银气压计，已有一百多年历史。

4.Sailors often rely on a mercury barometer 水银气压计 to predict stormy weather at sea.

水手们常常依靠mercury barometer 水银气压计来预测海上的暴风天气。

5.To ensure accurate readings, it is important to calibrate your mercury barometer 水银气压计 regularly.

为了确保读数准确，定期校准你的mercury barometer 水银气压计是很重要的。

作文

The mercury barometer is a scientific instrument that has been used for centuries to measure atmospheric pressure. It operates on the principle that changes in air pressure will cause a column of mercury to rise or fall in a sealed glass tube. The invention of the mercury barometer is attributed to the Italian scientist Evangelista Torricelli in the early 17th century. This device not only revolutionized meteorology but also paved the way for advancements in various scientific fields.To understand how the mercury barometer works, we need to first consider the basic components involved. The device consists of a glass tube filled with mercury, which is then inverted into a basin containing more mercury. When air pressure increases, it pushes down on the mercury in the basin, causing the mercury in the tube to rise. Conversely, when air pressure decreases, the mercury level in the tube falls. This movement of mercury can be measured against a scale, allowing us to quantify atmospheric pressure.The mercury barometer is particularly significant because it provides accurate readings of atmospheric pressure, which is crucial for weather forecasting. Meteorologists rely on these readings to predict weather patterns and changes. For instance, a falling mercury level often indicates that a storm is approaching, while a rising level may suggest fair weather conditions. This predictive capability makes the mercury barometer an essential tool in the field of meteorology.In addition to its practical applications in weather prediction, the mercury barometer also serves as a historical artifact that illustrates the evolution of scientific thought. Before the invention of the mercury barometer, people relied on rudimentary methods to gauge weather conditions, such as observing animal behavior or using simple wind vanes. The introduction of the mercury barometer marked a shift towards more precise and reliable measurements, reflecting the broader trend of scientific inquiry during the Enlightenment period.However, it is important to note that the use of mercury in the mercury barometer poses certain risks. Mercury is a toxic substance, and improper handling can lead to environmental contamination and health hazards. As a result, many modern barometers have transitioned to safer alternatives, such as aneroid barometers, which use mechanical means to measure pressure without the use of mercury. Despite this shift, the mercury barometer remains a symbol of scientific progress and continues to be used in some specialized applications.In conclusion, the mercury barometer is a remarkable instrument that has played a crucial role in the development of meteorology and our understanding of atmospheric pressure. Its invention marked a significant advancement in scientific measurement techniques, enabling more accurate weather predictions. While modern technology has provided safer alternatives, the legacy of the mercury barometer endures, reminding us of the importance of precision in science and the continuous pursuit of knowledge. Through the study of such instruments, we gain insight not only into the natural world but also into the history of human innovation and discovery.

汞柱气压计是一种科学仪器，几个世纪以来一直用于测量大气压力。它的工作原理是空气压力的变化会导致密封玻璃管中的汞柱上升或下降。汞柱气压计的发明归功于意大利科学家埃万杰利斯塔·托里拆利（Evangelista Torricelli），时间是在17世纪初。这种设备不仅彻底改变了气象学，还为各个科学领域的进步铺平了道路。要理解汞柱气压计的工作原理，我们首先需要考虑涉及的基本组件。该设备由一个充满汞的玻璃管组成，然后将其倒置在一个装有更多汞的盆中。当空气压力增加时，它会向下推动盆中的汞，导致管中的汞上升。相反，当空气压力下降时，管中的汞水平会下降。汞的这种运动可以通过刻度进行测量，使我们能够量化大气压力。汞柱气压计特别重要，因为它提供了大气压力的准确读数，这对天气预报至关重要。气象学家依赖这些读数来预测天气模式和变化。例如，汞水平下降通常表明暴风雨即将来临，而汞水平上升可能暗示着良好的天气条件。这种预测能力使得汞柱气压计成为气象学领域的重要工具。除了在天气预测中的实际应用外，汞柱气压计还作为历史文物，展示了科学思想的发展。在汞柱气压计发明之前，人们依靠简单的方法来判断天气状况，例如观察动物行为或使用简单的风向标。汞柱气压计的引入标志着向更精确和可靠测量的转变，反映了启蒙时代科学探究的广泛趋势。然而，值得注意的是，汞柱气压计中汞的使用存在一定风险。汞是一种有毒物质，不当处理可能导致环境污染和健康危害。因此，许多现代气压计已转向更安全的替代品，例如无汞气压计，这些设备利用机械手段测量压力，而不使用汞。尽管发生了这种转变，汞柱气压计仍然是科学进步的象征，并继续在一些特殊应用中使用。总之，汞柱气压计是一种卓越的仪器，在气象学的发展和我们对大气压力的理解中发挥了至关重要的作用。它的发明标志着科学测量技术的重要进步，使天气预测更加准确。虽然现代技术提供了更安全的替代方案，但汞柱气压计的遗产依然存在，提醒我们科学中精确性的重要性以及对知识的持续追求。通过对这些仪器的研究，我们不仅获得了对自然世界的洞察，也了解了人类创新和发现的历史。