许多地图缩放等级。
The software consists of initialization, data collection, automated mapping, map zoom, map roam, information query, map modify, map storage and map print module.
该软件包括初始化、数据采集、自动绘制地图、地图漫游、地图缩放、信息查询、地图修改，地图存储和地图打印这几个模块。
Basing on such GIS data model, we design a GIS electronic map system, which contains most basic GIS functions, such as object-create, map zoom, wandering, query and so on.
运用此模型，设计了一个基本的GIS电子地图实验系统，实现了GIS中地图对象的创建、地图的漫游、缩放、查询等功能。
At this point, you have a fully functional map pulling data in from multiple sources, including default functionality to pan with the mouse and zoom in and out with the mouse wheel.
此时，您就拥有了一个完全可以发挥作用的地图，可从多个资源拉入数据，包括默认的用鼠标平移以及用鼠标滑轮缩放的功能。
You can pan and zoom around a map, search for a college or cafe, and get driving directions, among other tasks.
你可以将一个地图移动和缩放，从中找到附近的大学或者咖啡馆，或者获得驾车路线。
Now that the map is functional, you can zoom the map to your area of interest, rather than leaving it zoomed out to the entire United States.
地图已经可以发挥作用后，现在就可以将地图缩放到您感兴趣的区域，而不是让地图保持缩小于整个美国。
On one of the flat screens, Mr. Delaney brings up a world map that lets users zoom into a city just as they would if hunting for directions online.
在其中一台平板屏幕上，德莱尼先生拿出一张在在线搜寻方位时可以让用户随心所欲放大到城市的世界地图。
One part of the code defines whether or not the zip codes should be updated, based on the zoom level of the map.
代码的一部分定义是否应该根据地图的缩放级别更新邮政编码。
The map can be moved with a left-click, drag mouse action, and the scale can be changed with the zoom control in the upper left corner of the map.
通过左键单击、拖动鼠标动作可以移动地图，通过地图左上角的缩放控件能够改变地图的比例。
The zoom controls in the upper left hand corner change the scale of the map.
左上角的缩放控件能够改变地图的比例。
This block of code defines a GEvent.addListener which listens for any map movement (drag, drop, zoom, pan, map type change) and defines the appropriate action to take should it occur.
这段代码定义一个GEvent.addListener ，它监听所有地图运动（拖、放、缩放、摇移、地图类型切换）并定义相应的操作。
There's not a lot of looking around, trying to find where the zip code field is or how to zoom in on a map.
用户无需做很多查找，比如查找zip代码字段在哪以及又该如何在地图上做缩放。
By default, OpenLayers provides mouse wheel-based zoom in and out and mouse-based panning. You can also add on-map controls - for example.
默认地，OpenLayers提供基于鼠标滑轮的缩放以及基于鼠标的平移功能。
Listing 13 adjusts the center point and the zoom level so that you can see the full map.
清单13调整了中心点和缩放级别，使您能够看到完整的地图。
If you zoom out a bit, you've got yourself a good driving map of the broader area surrounding 3350 Peachtree Rd. in Atlanta.
只再要放大一点，你就能获得一份亚特兰大桃树路3350号周围的导航地图。
Don't zoom all the way into a map position for long periods unless a squad leader asks you to.
不要长时间的放大观察地图的一个位置，除非一个小组长要求你这么做。
Currently the map is centered over Palo Alto, Calif. at zoom level 13.
目前，这个地图以加利福尼亚州的帕洛阿图市为中心，缩放倍数为13级0级是最小的。
The system offers map operation function, for example: zoom in, zoom out, navigation map.
系统提供了地图操作功能，例如放大、缩小、导航图、图层管理。
When you zoom out on the map, resource-gathering locations will be marked with their corresponding ICONS.
当你放大缩小地图，资源采集地点将标有相应的图标。
Change map size (% or pixels), default zoom level, center point of map.
调整地图尺寸(%或像素)，默认缩放级别，地图中心点。
Currently the map is centered over Palo Alto, Calif. at zoom level 13. level 0 is zoomed all the way out.
目前，这个地图以加利福尼亚州的帕洛阿图市为中心，缩放倍数为13级0级是最小的。
You can zoom out via right-clicking or by pressing the zoom button. You can zoom back in by selecting the area of the map you wish to visit and left-clicking.
你可以通过右击或者按下缩放按钮来缩小地图，通过选择你需要看清楚的区域并且左击来放大地图。
Select the Zoom In tool on the toolbar and drag a rectangle over the map.
选择放大工具然后在地图上拖动画一个矩形。
Such an apparatus may further include direction control or zoom control objects as interactive overlays on the displayed map image, and may also include route or location overlays on the map image.
此种设备可进一步在所显示地图图像上包括方向控制对象或缩放控制对象作为交互式覆盖图像，且还可在所述地图图像上包括路径或位置覆盖图像。
You can zoom in or out or scroll the map to position the track most effectively.
你可以通过缩放和卷动星图来观察该轨迹。
The calculating method of the zoom coefficient in different coordinate and the color map file are introduced too.
并对坐标缩放系数的计算、调色板文件进行了说明。
The calculating method of the zoom coefficient in different coordinate and the color map file are introduced too.
并对坐标缩放系数的计算、调色板文件进行了说明。
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