求翻译：加油车作业前，应检查管道系统是否漏油，接地线是否断开，排气管是否损坏，发现问题应先解决再作业。必须使用避电杆插入潮湿土地内，搭地胶带应接地，作业过程中应始终保持导静电良好。是什么意思？

Refueling the car work before, should check whether pipeline system oil leakage, grounding cable is disconnected, damage to the exhaust pipe, finds the problem should be resolved before the job. Must use the Poles insert avoidance in the wet land, taking the belt should be grounded, should always maintain the electrostatic well during the job.