grid bearing

简明释义

格网方位角;坐标方格的方位

英英释义

例句

1.In aviation, pilots often refer to the grid bearing 网格方位角 to maintain their flight path.

在航空领域，飞行员通常参考网格方位角 grid bearing以保持他们的飞行路线。

2.The navigator calculated the grid bearing 网格方位角 to ensure they were heading in the right direction.

导航员计算了网格方位角 grid bearing以确保他们朝着正确的方向前进。

3.When sailing, it is crucial to adjust your course based on the grid bearing 网格方位角 of your destination.

在航海时，根据目的地的网格方位角 grid bearing调整航向至关重要。

4.The surveyor marked the grid bearing 网格方位角 on the site plan for future reference.

测量员在现场计划中标记了网格方位角 grid bearing以供将来参考。

5.Using a map, she determined the grid bearing 网格方位角 for her hiking route.

她使用地图确定了她徒步旅行路线的网格方位角 grid bearing。

作文

In the field of navigation and cartography, understanding coordinates and directions is crucial for accurate positioning. One important term that often comes up in this context is grid bearing. The concept of grid bearing refers to the direction of a line from one point to another, measured in degrees, relative to the grid lines on a map or chart. This measurement is essential for navigators and surveyors who rely on precise calculations to determine their location and orientation. To grasp the significance of grid bearing, it is helpful to compare it with true north and magnetic north. True north is the direction along the earth's surface towards the geographic North Pole, while magnetic north is where a compass points, which can vary depending on your location due to magnetic declination. Grid bearing, however, is based on the grid system imposed on maps, which helps in aligning the map with the real world. When using a map, the grid lines typically run north-south and east-west. To find the grid bearing from point A to point B, one would draw a line connecting the two points and then measure the angle of this line concerning the nearest grid line. This angle is usually expressed in degrees, ranging from 0° to 360°. For example, if point A is located southwest of point B, the grid bearing might be around 225°, indicating that the direction is towards the southwest quadrant of the compass. Understanding grid bearing is not only vital for land navigation but also plays a significant role in maritime and aerial navigation. Pilots and ship captains must constantly calculate their grid bearing to ensure they are on the correct course. In aviation, for instance, air traffic controllers provide pilots with grid bearing instructions to maintain safe distances between aircraft and to guide them during takeoff and landing. Moreover, the importance of grid bearing extends to various fields such as geology, environmental science, and urban planning. Geologists may use grid bearing to map out fault lines and mineral deposits, while urban planners can utilize it to design road networks and assess land use. In practical terms, mastering the skill of determining grid bearing requires practice and familiarity with both the tools used (like compasses and protractors) and the specific maps being utilized. Many outdoor enthusiasts, such as hikers and campers, often learn how to read maps and calculate grid bearing to navigate through unfamiliar terrains safely. In conclusion, the term grid bearing encapsulates a fundamental aspect of navigation that connects theory with practical application. Whether one is exploring the wilderness, piloting an aircraft, or conducting scientific research, a solid understanding of grid bearing can enhance accuracy and efficiency in reaching desired destinations. As technology continues to advance, integrating traditional navigation skills with modern tools will remain essential for ensuring safe and effective travel across various environments.

在导航和制图领域，理解坐标和方向对于准确定位至关重要。在这个背景下，一个重要的术语是网格方位角。网格方位角的概念指的是从一点到另一点的方向，以度数表示，相对于地图或图表上的网格线。这一测量对于依赖精确计算来确定位置和方向的导航员和测量员来说是必不可少的。要理解网格方位角的重要性，将其与真北和磁北进行比较是很有帮助的。真北是沿着地球表面指向地理北极的方向，而磁北是指南针指向的地方，这可能因你的地理位置而异，因为存在磁偏角。然而，网格方位角是基于施加在地图上的网格系统，这有助于将地图与现实世界对齐。在使用地图时，网格线通常是南北和东西方向的。要找出从点A到点B的网格方位角，人们会画一条连接这两点的线，然后测量这条线与最近的网格线之间的角度。这个角度通常以度数表示，范围从0°到360°。例如，如果点A位于点B的西南方，则网格方位角可能约为225°，表示该方向指向指南针的西南象限。理解网格方位角不仅对陆地导航至关重要，而且在海洋和航空导航中也发挥着重要作用。飞行员和船长必须不断计算他们的网格方位角，以确保他们在正确的航线上。例如，在航空中，空中交通管制员向飞行员提供网格方位角指令，以保持飞机之间的安全距离，并在起飞和降落时引导他们。此外，网格方位角的重要性还扩展到地质学、环境科学和城市规划等多个领域。地质学家可能使用网格方位角绘制断层线和矿藏，而城市规划者则可以利用它设计道路网络并评估土地使用情况。在实际操作中，掌握确定网格方位角的技能需要练习和熟悉所使用的工具（如指南针和量角器）以及所使用的特定地图。许多户外爱好者，如徒步旅行者和露营者，通常学习如何读地图和计算网格方位角，以安全地穿越不熟悉的地形。总之，术语网格方位角概括了导航的一个基本方面，将理论与实践应用相结合。无论是在探索荒野、驾驶飞机还是进行科学研究，扎实理解网格方位角都能提高达到目标地点的准确性和效率。随着技术的不断进步，将传统导航技能与现代工具结合起来，仍然是确保在各种环境中安全有效旅行的关键。