实践证明，采用该项改造技术，可实现油泵自动控制，不但避免了污油罐溢流事故的发生，而且提高了油田站场的工作效率。
The practice shows that the reformed technique can realize automatic control of sump pump. Not only it avoids waste oil overflow accident, but also it improves station operational efficiency.
油田站场的污油罐一般体积较小，如不及时启泵排污，极易发生污油罐溢流事故。
The volume of waste oil tank at station of oilfield is commonly small. If waste oil is not promptly pumped out, the waste oil overflow accident would happen.
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