如果刮不朱刀上的缺口比辛庞大，可用油石或细砂纸打磨至光洁裂缝。
1·Commonly used in machinery industry only oilstone natural abrasives.
机械工业中常用的天然磨具只有油石。
2·It provides an experience with using heavy honing technology and selecting heavy honing oilstone.
对如何采用强力珩磨工艺及正确选择强力珩磨油石提供了经验。
3·This paper describes main characteristics of heavy honing technology and oilstone, and their application at home.
本文介绍了强力珩磨工艺及强力珩磨油石的主要特点及其在国内的初步应用情况。
4·First of all, to deal with some spraying petrol, acetone for degreasing treatment with a file, fine sandpaper, oilstone will fatigue layer and oxide layer removed to expose the metal color.
首先应对喷涂部分用汽油、丙酮进行除油处理，用锉刀、细砂纸、油石将疲劳层和氧化层除掉，使其露出金属本色。