standard parallel

简明释义

标准纬线

英英释义

例句

1.The standard parallel is set at 30 degrees for this specific projection.

这个特定投影的标准纬线设置在30度。

2.The map uses a standard parallel to ensure accurate representation of distances.

这张地图使用了一个标准纬线来确保距离的准确表现。

3.Adjusting the standard parallel can significantly affect the map's accuracy.

调整标准纬线可以显著影响地图的准确性。

4.In cartography, a standard parallel is crucial for minimizing distortion.

在制图中，标准纬线对于减少失真至关重要。

5.Using a standard parallel helps in creating more precise navigation charts.

使用标准纬线有助于制作更精确的导航图表。

作文

In the field of geography and cartography, the term standard parallel refers to a specific latitude line that is used as a reference point in map projections. It plays a crucial role in the representation of the Earth’s surface on flat maps. Understanding the concept of standard parallel is essential for anyone involved in creating or interpreting maps, as it helps to minimize distortion in certain areas of the map. When creating a map, cartographers often have to deal with the challenge of representing the three-dimensional surface of the Earth on a two-dimensional plane. This transformation inevitably leads to some level of distortion in size, shape, distance, or direction. To mitigate these distortions, cartographers use various projection methods, and the standard parallel is a key element in many of these methods. For instance, in the case of the Lambert Conformal Conic projection, the standard parallel is chosen to be where the map will have the least distortion. This means that the area along this latitude will be accurately represented, while regions further away from this line may experience greater distortion. The choice of the standard parallel can significantly affect the usability of the map, especially for navigation and geographic analysis.Moreover, the standard parallel is not just a theoretical concept; it has practical applications in fields such as aviation, marine navigation, and land surveying. Pilots and navigators rely on accurate maps to plot their courses, and understanding the implications of the standard parallel helps them make informed decisions. Similarly, surveyors must account for the standard parallel when measuring land areas to ensure precision in property boundaries and land use planning.In addition to its technical importance, the standard parallel also serves as a reminder of the complexities involved in mapping our world. It highlights the balance between accuracy and practicality in cartography. While it is impossible to create a completely distortion-free map, the use of standard parallel allows cartographers to create maps that are more functional and reliable for users.In conclusion, the concept of standard parallel is fundamental to the practice of cartography. It aids in reducing distortion in map projections and enhances the accuracy of geographical representation. Whether in professional or educational settings, a solid understanding of the standard parallel can greatly improve one’s ability to interpret and utilize maps effectively. As our world continues to evolve and change, the principles behind the standard parallel will remain relevant, guiding future generations in their exploration and understanding of geography.

在地理和制图领域，术语标准纬线指的是用作地图投影参考点的特定纬度线。它在将地球表面表示为平面地图时发挥着至关重要的作用。理解标准纬线的概念对于任何参与创建或解释地图的人来说都是必不可少的，因为它有助于最小化地图某些区域的失真。在创建地图时，制图师往往必须处理将地球三维表面表示为二维平面的挑战。这种转变不可避免地会导致大小、形状、距离或方向的某种程度的失真。为了减轻这些失真，制图师使用各种投影方法，而标准纬线是许多这些方法中的关键元素。例如，在兰伯特等距圆锥投影的情况下，标准纬线被选择为地图失真最小的地方。这意味着沿着这条纬度的区域将被准确表示，而远离这条线的地区可能会经历更大的失真。标准纬线的选择可以显著影响地图的可用性，特别是在导航和地理分析中。此外，标准纬线不仅是一个理论概念；它在航空、海洋导航和土地测量等领域具有实际应用。飞行员和导航员依赖准确的地图来规划航线，理解标准纬线的含义有助于他们做出明智的决策。同样，测量员在测量土地面积时必须考虑标准纬线，以确保财产边界和土地利用规划的精确性。除了其技术重要性之外，标准纬线还提醒我们制图中涉及的复杂性。它突显了制图学中准确性与实用性之间的平衡。尽管不可能创建一张完全没有失真的地图，但使用标准纬线使制图师能够创建更具功能性和可靠性的地图，以供用户使用。总之，标准纬线的概念对制图实践至关重要。它有助于减少地图投影中的失真，并增强地理表示的准确性。无论是在专业还是教育环境中，扎实理解标准纬线都能大大提高一个人有效解读和利用地图的能力。随着我们的世界不断发展变化，标准纬线背后的原则将继续保持相关性，引导未来世代探索和理解地理。