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the Ministry's Online Internet Mapping Help & Tutorial Syste

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发表于 2006-7-4 08:03:49 | 显示全部楼层 |阅读模式
http://srmwww.gov.bc.ca/imf/HelpSystem/


This online help system is designed to show you how to navigate and use the Ministry's interactive maps. After going through this Help & Tutorial System, you should be able to use the interactive maps successfully; even if you have no prior knowledge of a Geographic Information System (GIS).

There are 3 sections to approach the Internet Mapping Help & Tutorial System:

Tools & Functions: This section gives you a quick overview and explanation needed to navigate the interactive maps.
Tutorial: This section discusses basic GIS concepts, general map instructions, and advanced functions. It is designed in a way that a beginner can follow the linear branch, which guides you through the tutorial from start to finish. Web-based or Video-based
Step-by-Step Instructions: This section covers more advanced topics and is laid out in a nonlinear branch where specific topics can be selected from a list of contents.
 楼主| 发表于 2006-7-4 08:13:21 | 显示全部楼层

BC basemap viewer

Go to http://maps.gov.bc.ca/
Then click open the "Provincial Basemap" hotlink.

You need to click the "Layers" tab at the top, then click open the "Base Map Layers" folder, then select the info you want added to the view. The thing is, you generally want EVERYTHING in the "Base Map Layers" section, but because the info is scale-sensitive, you can't access it all until you're in to about 1:100,00 scale or tighter. Hassle... But you can get to "tight" scale quickly by clicking on the map at about the location you want [to save moving a lot afterwards], then (after it reloads) re-entering the scale at (say) 1:96,000 in the box lower left and clicking to "GO" button, and making your complete selections after the re-load finishes.

Reminder: keep the 3rd "Grids and Images" tab ("TRIM Orthomosaic") OFF so as to remove photo-overlays which interfere with visibility in some areas.
发表于 2006-7-4 10:35:37 | 显示全部楼层
我早前用e-mail問過了.

Map Datum 是用 WGS84

可以把點位, 用人手輸入GPS. 
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