树脂打磨片、切割片由金刚砂磨料树脂化工等原料加工而成。
First, resin grinding tablets, cutting tablets from carborundum abrasive resin from chemical processing of raw materials.
在环氧树脂底漆上经过补土程序，添加辅料、填补凹陷后用220号砂纸打磨。
This blended and filled the detail repairs as well as the 220 grit surface left in the epoxy primer coat by the blocking process.
所切试片断面形状规整，无须再经任何预处理，即可在与之配套的树脂砂带打磨机上抛光成型，制成标准检测试片。
The test slice has regular shape. It can be polished with the polish machine to become a standard test slice.
所切试片断面形状规整，无须再经任何预处理，即可在与之配套的树脂砂带打磨机上抛光成型，制成标准检测试片。
The test slice has regular shape. It can be polished with the polish machine to become a standard test slice.
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