砥石 meaning in Chinese
whetslate; whetstone
Examples
- Optical - wheel abrasive
光学研磨材料砥石 - " daiwa rabin " has started to be applied to such a field of sharpening for cutters that conventional rubberized grinding stones are not easy
大和化城海绵轮已经开始应用于传统橡胶砥石无法涉足的刀具修整磨尖领域。