SL 73.7-2013 in English
VALIDCartographic symbols for flood control and drought relief maps
- Issued on:2013-06-17
- Implemented on:2013-09-17
- File Format:PDF
- Delivery:Via email within 5 business days
$612.00
| Standard No: | SL 73.7-2013 |
| Document status: | VALID |
| Title in English: | Cartographic symbols for flood control and drought relief maps |
| Title in Chinese: | 防讯抗旱用图图式 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 5 business days |
| Issued on: | 2013-06-17 |
| Implemented on: | 2013-09-17 |
| Superseding: |
SL 73.7-2003 Specification of cartographic symbols for flood control and drought relief maps
|
| Professional Classification: | SL-Water Resources |
| Related Keywords: | drought relief maps
drought relief maps scopethis standard flood control other scale flood control cartographic symbols |
| Related Topics: | Impedance diagram
flow graph collection Draw flow diagram use diagram Flood Control and Drought Relief drought resistance flood control Flow Mapping Antispectral Nyquist plot jc1 flow diagram cfse flow chart nyquis diagram impedance diagram |
本标准规定了防汛抗旱用图上地图要素的符号和注记的等级、规格等。
本标准适用于防汛抗旱用图中的1:50000及小于1:50000比例尺电子地图、印刷图及其他有关图种的编制。
本标准除编辑性修改外主要技术变化如下:
─—对图式内容进行了分类,包括:水系、水利工程、通信预警、山洪灾害、台风、凌 汛、抢险救灾、注记,将上版已有图式条目归并到相应的类别中;
─—新增加山洪灾害、台风、凌汛专题防汛要素类及其所属图式条目;
─—河流、运河、渠道、湖泊以及交通、行政界和自然保护区界等基础地理要素的图式执行GB/T 20257.3《国家基本比例尺地图图式 第三部分:1:25 000 1:50 000 1:100 000地形图图式》;
─—增减、补充了其他要素类的图式内容,修改了部分已有图式符号。本标准为全文推荐。
Scope
This standard specifies the grades and specifications of the symbols and annotations of map elements on flood control and drought relief maps. This standard applies to the preparation of flood control and drought relief maps at a scale of 1:50000 and less than 1:50000. Other scale flood control and drought relief maps can be used as a reference.

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