marine galvanometer

简明释义

船用电流计

英英释义

例句

1.The research team deployed a marine galvanometer to study underwater currents.

研究小组部署了一个海洋电流计来研究水下电流。

2.Sailors rely on the marine galvanometer for accurate navigation in uncharted waters.

水手们依靠海洋电流计在未知水域中进行准确导航。

3.The marine galvanometer is essential for understanding the Earth's magnetic variations at sea.

了解海洋中地球磁场变化，海洋电流计是必不可少的工具。

4.During the experiment, we used a marine galvanometer to detect small currents in the ocean.

在实验过程中，我们使用了一个海洋电流计来检测海洋中的微小电流。

5.The ship's navigation system was equipped with a marine galvanometer to measure the magnetic field.

船舶的导航系统配备了一个海洋电流计来测量磁场。

作文

The development of navigation and maritime technology has always been closely linked to the advancements in scientific instruments. One such instrument that has played a crucial role in marine navigation is the marine galvanometer. This device, which is essentially a sensitive electrical measuring instrument, is used to detect and measure small currents in a circuit. In the context of maritime applications, the marine galvanometer is particularly important for understanding the Earth's magnetic field and for determining the ship's heading. Historically, the marine galvanometer was invented in the 19th century during a time when accurate navigation was becoming increasingly vital for trade and exploration. Sailors relied heavily on compasses, but these could be affected by local magnetic anomalies. The marine galvanometer allowed them to measure these anomalies more accurately by providing a direct reading of the magnetic field strength, which helped in adjusting their navigational techniques accordingly.In practical terms, the marine galvanometer consists of a coil of wire suspended in a magnetic field. When an electric current passes through the coil, it experiences a torque due to the magnetic field, causing it to rotate. The angle of rotation is proportional to the strength of the current, which can be calibrated to provide precise measurements. This capability is particularly useful for sailors who need to ensure their navigational equipment is functioning correctly.Moreover, the marine galvanometer has applications beyond just navigation. It is often used in oceanographic research to study ocean currents and their effects on climate. By measuring the electrical currents generated by the movement of seawater, scientists can gain insights into various environmental phenomena. This information is essential for understanding global warming and its impact on marine ecosystems.As technology has advanced, the traditional marine galvanometer has evolved into more sophisticated digital devices. However, the fundamental principles behind its operation remain unchanged. Modern versions are often integrated into larger systems that provide real-time data analysis and visualization, making it easier for researchers and navigators alike to interpret complex information quickly.In conclusion, the marine galvanometer is an essential instrument in both historical and modern contexts of maritime navigation and oceanographic research. Its ability to measure small electrical currents with precision has not only improved navigational accuracy but has also contributed significantly to our understanding of the ocean's dynamics. As we continue to explore and study our oceans, the importance of the marine galvanometer will undoubtedly persist, bridging the gap between science and practical application in the maritime world.

航海和海洋技术的发展一直与科学仪器的进步密切相关。其中一个在海洋导航中发挥关键作用的仪器是海洋电流计。该设备本质上是一种敏感的电测量仪器，用于检测和测量电路中的微小电流。在海洋应用的背景下，海洋电流计对于理解地球的磁场和确定船只的航向尤为重要。历史上，海洋电流计是在19世纪发明的，当时准确导航变得越来越重要，尤其是在贸易和探索方面。水手们非常依赖指南针，但这些指南针可能会受到局部磁异常的影响。海洋电流计使他们能够更准确地测量这些异常，通过直接读取磁场强度，帮助他们相应地调整导航技术。在实际操作中，海洋电流计由一个悬挂在磁场中的线圈组成。当电流通过线圈时，由于磁场的作用，它会产生扭矩，使其旋转。旋转的角度与电流的强度成正比，可以校准以提供精确的测量。这种能力对于需要确保其导航设备正常运作的水手尤为重要。此外，海洋电流计不仅在导航中有应用。它常常用于海洋学研究，以研究海洋洋流及其对气候的影响。通过测量海水运动产生的电流，科学家可以深入了解各种环境现象。这些信息对于理解全球变暖及其对海洋生态系统的影响至关重要。随着技术的进步，传统的海洋电流计已经演变为更复杂的数字设备。然而，其操作背后的基本原理保持不变。现代版本通常集成到更大的系统中，提供实时数据分析和可视化，使研究人员和导航员能够快速解读复杂信息。总之，海洋电流计在海洋导航和海洋学研究的历史和现代背景中都是一种重要的仪器。它能够精确测量微小电流，不仅提高了导航的准确性，还显著促进了我们对海洋动态的理解。随着我们继续探索和研究海洋，海洋电流计的重要性无疑将持续存在，架起科学与海洋世界实际应用之间的桥梁。