中华人民共和国国家标准 (Guobiao — Mandatory National Standards)China权威分: 82
GB 50139
Navigation Standard for Inland Waterways
行业
Port
产品类别
General Port
关键词
["港口", "码头", "护舷", "系泊", "防冲", "靠船", "航道", "泊位"]
Navigation Standard for Inland Waterways
Port
General Port
["港口", "码头", "护舷", "系泊", "防冲", "靠船", "航道", "泊位"]