First let me back up a bit and talk about vision correction before the printing press.
让我先回顾下在印刷术之前的视力矫正是什么样的。
2
The precision of stack velocity and interval velocity provided by common NMO correction processing method can't meet the need of predicting the pre-drilling press.
常规动校正处理方法提供的叠加速度及层速度精度不能满足钻前压力预测的需要。
3
Certain curving, the correction, cuts the machinery also to belong to hydraulic press one kind.