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GB/T 20257.4-2017 Cartographic symbols for national fundamental scale maps-Part 4: Specifications for cartographic symbols 1:250000 1 : 500000&1 : 1000 000 topographic maps
Standard No.: GB/T 20257.4-2017 Status: VALID remind me the status change
Language: English File Format: PDF
Word Count: 23000 words Price(USD): 690 (USD) remind me the price change
Implemented on: 2018-05-01 Delivery: via email in 1 business day
Purchase steps: 1 - Add shopping cart → 2 - My shopping cart → 3 - Login → 4 - Invoice information → 5 - Checkout
Standard No.: GB/T 20257.4-2017
Chinese Name: 国家基本比例尺地图图式 第4部分:1:250 000 1:500 000 1:1 000 000地形图图式
English Name: Cartographic symbols for national fundamental scale maps-Part 4: Specifications for cartographic symbols 1:250000 1 : 500000&1 : 1000 000 topographic maps
Professional Classification: A79 Map printing
Professional Classification: GB National Standard
Issued by: AQSIQ AND SAC
Issued on: 2017-10-14
Implemented on: 2018-05-01
Status: VALID
Replace:GB/T 20257.4-2007
Language: English
File Format: PDF
Word Count: 23000 words
Price(USD): 690 (USD)
Delivery: via email in 1 business day
GB/T 20257.4-2017 The following standards are cited:
GB/T 20257.4-2017 Cited by the following standards:
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