论文部分内容阅读
油罐车人孔结构对于使用、保养、制作、检修工作均起到一定的作用,尤其是在运输过程中能够影响高级油料的质量,所以油罐车人孔的选型是一项较重要的工作。
Tanker manhole structure for the use, maintenance, production, overhaul work has played a certain role, especially in the transport process can affect the quality of oil, so tanker manhole selection is a more important jobs.