spacer strip

• 隔离棒,垫片

spacer strip的用法和样例：

例句

1. By changing the fixed knife material, adding spacer, repairing the moving knife front and back angle, transforming the casting bond into double one, the effects were obvious.
   通过更换定刀材质，加放垫片，动刀修复前后角，改为双铸带头等后，效果显著。