当比例尺条和文本信息叠加置于地图上(比如雪白的图和白色的比例尺文本)时，这个问题尤其突出。
This is particularly a problem with scale bars and textual information overlaid on a map (such as light white snow imagery and white scale text).
绘图员用铅笔、丁字尺、三角板和比例尺在绘图板上绘图。
Draughtsmen make drawing on a drawing board using a pencil and at-square set square and scale.
可以利用已有的基于单一比例尺的GIS数据库中的基础地理数据，通过自动制图综合生成多比例尺数据。
Can utilize the geographical data of foundation in existing GIS database based on single scale, produce mult-scale data synthetically through automatic cartographic generalization.
然而，不同决策层需要不同比例尺的土地利用图，这样就很有必要对大比例尺土地利用图进行制图综合。
However, different levels of decision-making managers need different scales of land use map, so it's necessary to perform map generalization on large scale land use map.
绘图员用铅笔、丁字尺、三角板和比例尺在绘图板上绘图。
Draughtsmen make drawing on a drawing board, using a pencil and at-square, set square and scale.
无级比例尺功能的实现，主要是依靠空间数据库功能来完成，所以本文提出一个面向无级比例尺空间数据库的建立方法。
The realization of infinite scale mainly depend on spatial database, so the building approach of infinite scale based spatial database is referred in this paper.
通过国家标准测微尺标定后，每次测试只须选择与物镜相对应的比例尺数值即可直接得到样品的实际大小数值。
Adopted national standards micrometer scale calibration, it can get the actual numerical size after selecting the numerical scale that corresponding to objective lens in each test.
给出了不同比例尺矿图的动态绘制过程。实现了利用一套数据进行多比例尺巷道的动态生成方法。
The dynamic process of maps based on different scales is given and the method of drawing multi-scales roadways based on a set of data.
比例尺与分辨率是两个相似的概念，但比例尺通常被理解为 缩小倍数，而分辨率则通常被理解为细节表现力或精细度。
The meanings of resolution and scale are similar, but scale is usually comprehended as multiple of scale down, and resolution as behaving power of detail or precision.
目标空间数据库中存储有小比例尺二维目标图、目标属性数据以及多媒体数据、大比例尺目标三维视景数据等多种类型数据。
The object spatial database stores the small-scale 2D object graph, object attribute data and multi-media data, large-scale object 3D data and so on.
用设置初步比例尺的程序设置辅助尺。
When setting for Auxiliary scale, use same procedures as setting for Elementary Scale.
理想的情况是能够从大比例尺空间数据库自动衍生各种小比例尺空间数据，即实施GIS环境下的模型综合。
Ideally, a variety of smaller scale spatial data can be automatically derived from a large scale spatial database. That requires model generalization technology in the GIS environment.
理想的情况是能够从大比例尺空间数据库自动衍生各种小比例尺空间数据，即实施GIS环境下的模型综合。
Ideally, a variety of smaller scale spatial data can be automatically derived from a large scale spatial database. That requires model generalization technology in the GIS environment.
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