GB/T 20829-2021船舶固定式气溶胶灭火系统性能要求和试验方法标准
英文:Performance requirements and test method of fixed aerosol fire-extinguishing systems for ships GB/T 20829-2021介绍: 国家标...
英文:Performance requirements and test method of fixed aerosol fire-extinguishing systems for ships GB/T 20829-2021介绍: 国家标...