Two new methods for porous silicon preparation i. e. sparkerosion and laser irradiation erosion are reviewed in this paper.
介绍了两种制备多孔硅的方法：电火花刻蚀法和激光辐射腐蚀法。
2
The company also provides various model sparkerosion machine from EDM250-EDM650, unique electric impulse to keep lasting high machining efficiency;
本公司可提供各种型号的电火花成型机床，EDM250-EDM650系列产品，独创电脉衡加工效率快；
3
The article discusses the means and method of numerical control programming under the background that sparkerosion wire cutting is applied extensively.