GB/T 31447-2015
预镀锌公路护栏
Pre-galvanized highway guardrail
- 实施日期
- 2015-08-01
- ICS 分类
- 03.220.20
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 31447-2015
Pre-galvanized highway guardrail
GB/T 31446-2015
LED active light-emitting road traffic signs
GB/T 31440-2015
Contactless IC card receiver and distributor for closed toll
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Rating of pre-warning of highway traffic condition under snow and icy weather conditions
GB/T 31444-2015
Rating of early-warning of road traffic under fog weather conditions
GB/T 31445-2015
Standard for expressway traffic safety control under fog weather conditions
GB/T 31482-2015
Brand valuation—Electronic commerce
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Star-rating standard for river cruises
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Classification and accreditation for travel agency
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Service directives for travel agency
GB/T 31386-2015
Specifications for outbound tour service by travel agency
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Criteria for evaluating enterprises emergency logistics capability
GB/T 30662-2014
Specification for recruitment meeting service
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Specification for personnel assessment service
GB/T 30679-2014
Formulation of the traffic data forms for expressway
GB/T 30699-2014
Road traffic signs code
GB/T 30681-2014
Technical specification for water conservation of motor vehicle washing
GB/T 30682-2014
Technical specification for water conservation of bath enterprise
GB/T 30683-2014
Technical specification for water-saving of outdoor artificial ski resort