transport by road meaning in Chinese

公路运输

Operation regulations on express freight transport by road
汽车快件货物运输操作规程
The main assessment index for freight transport by road
汽车货物运输质量主要考核指标
Safety code for the inspection of packaging of dangerous goods transported by road use appraisal
公路运输危险货物包装检验安全规范使用鉴定
Safety code for inspection of packaging of dangerous goods transported by road - general specifications
公路运输危险货物包装检验安全规范通则
Safety code for the inspection of packaging of dangerous goods transported by road - performance inspection
公路运输危险货物包装检验安全规范性能检验