通过对变频技术的运用,抽油机能够根据实际情况调节开采运作,既发挥了变频技术可调速的优势,也可以大大节约成本,提高工作效率。 Through the use of frequency conversion technology, the pumping unit can adjust the mining operation according to the actual situation, which not only gives play to the advantages of speed control by variable frequency technology, but also greatly reduces the cost and improves the work efficiency.