Acidification is a major stimulation treatment for Yumen Qingxi oilfield, but a lot of oil wells action period are shorter.
青西油田油井一般通过深度酸化措施才能获得高产稳产，但措施后许多油井有效期较短。
2
Then it has proposed improving some suggestions of logistics and supply chain of Yumen oil plant on summarizing the full text.
最后，在总结全文的基础上提出了改进玉门炼油厂物流供应链的几点建议。
3
The Yumen fault has been active since the Early Pleistocene to the present day, so it is an active fault during the Holocene Epoch and a causative fault of the Yumen earthquake.