The NC boring machine equipped with this kind of deformable bar can bore special-shaped pin hole in piston efficiently, and meanwhile meet the demand of micro-meter accuracy.
装有这种新型变形镗杆的NC镗床能高效地镗削活塞异形销孔，并达到微米精度的要求。
2
In this design and implementation of an inductive micro-displacement meter and digital indicator are presented.
本文介绍了一种电感式微位移测量仪和数字显示仪的设计与实现。
3
The combination of high tech and wood industry in latest days can be well reflected by the technology on nano - micro - meter and wood fiber.