The on-the-spot test and the quality checking method were introduced;

介绍了当前强夯地基现场试验及质量检测方法；

The spot test of the control system showed that up to 30% of the energy-saving rate was achieved under the guaranteed oil output and the intelligent control of the oil pumping was realized.

该控制系统在油田中的实验结果表明，在保证了采油量的前提下，节电率达30%以上，实现了抽油机采油的智能控制。