The rack can be used to work on all kinds of micro-drilling experiments such as analyzing of rock sample drillability, testing of diamond tools aging and life span.
它可在室内从事各种微钻实验，包括岩样可钻性分析、金刚石钻具时效、寿命等实验。
2
Transverse excursion process of micro drill in ultrasonic longitudinal vibration drilling is analyzed by using finite element method.
利用有限元技术对微细钻头超声轴向振动钻入横向偏移过程进行深入分析。
3
The structural design of a high sensitive micro hole drilling dynamometer and the working principle of the micro hole drilling force measuring system are introduced.