Dual-frequencylaserinterferometer is a widely used precision measurement instrument.
双频激光干涉仪是应用广泛的精密测量仪器。
2
Dual-frequencylaserinterferometer is one of the most precision measuring instruments in modern...
双频激光干涉仪是现代精密测量中最精密的测量仪器之一。
3
The present state of the dual-frequencylaserinterferometer in the world is introduced in brief. The trends of development to high resolution, high accuracy, high measurement speed etc. are given.