高手看我翻译的是否正确，帮我修改一下，谢谢！！！！

Positional selection has high precision. The margin of error is within 3 microns.
Narrow laser path and high yield. The length of The kerf width falls between 0.02 and 0.15 mm.
Each arris after laser-cutting is smooth without any notches, even observed under 100X magnification.
Capable of cutting very complicated shapes and curves.
High laser micro-machining(cutting??) capability, PCD, PCBN, CVD diamond, WC, ceramics and metals are all within its scope.
xxCompany can also provide laser upgrade sevice to customers.