"Setting aside all that talk about silver needles smaller than 0.001, we've never even seen 0.09 silver needles before, and we can't make one. 0.09… This is a mere 90% of one millimeter. How are we supposed to make them?"
Disappointment flashed across Old Master Chi's eyes.
Xu Ming continued, "Old Master, don't be anxious. What do you want the silver needles for? In the medical field, when we reach a certain degree of precision, we'll use the Y-ray, which is commonly known as Gamma Knife. We can be as precise as 0.001 using the Y ray. The thinnest ray can be as precise as 0.3 microns. According to your requirements, it can reach the precision of 0.0003 microns."
Old Master Chi's eyes lit up and he looked at Nangong Nuannuan. "Little Girl, can that work?"
Nuannuan, "…"
