Engaging in navigation or other relevant activities by using forged or altered certificates of conformity with safe operation and with the pollution prevention system of the vessel owner or operator.
使用伪造、变造的船舶所有人、经营人安全营运与防污染管理体系符合证明从事航行或其他有关活动。
This paper analyzes the necessity of enhancing the inspection for the forged flange of pressure vessel by two examples.
通过两起检验实例，分析了加强压力容器开孔凸缘锻件检验的必要性。
This paper analyzes the necessity of enhancing the inspection for the forged flange of pressure vessel by two examples.
通过两起检验实例，分析了加强压力容器开孔凸缘锻件检验的必要性。
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