slipstone

n.

（磨半圆凿的）成型油石；滑磨石；

Study on Super-Precision Grinding Processing to the Spindle with CBN Slipstone
CBN Slipstone Super-Accurate Grinding Theoretical Analysis and Application
CBN Slipstone Super-Accurate Grinding Theoretical Analysis and Application
T $46,000 3 YO UP FM, ALWOptional Claiming, 1 M 70 Y 1 Slipstone 8-1 5 [Derived Headline]
Apparatus and method for impressing patterns in a slip-formed concrete wall
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Design of Grinding to Machine the Shafting Bearing Class
Just Peachy; Peaches Smell and Taste Wonderful, but Are They Good for You?
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Gaming machine information, communication and display system