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1·In sharpening tool cutters there is a shortcut mainly based on the geometric shape, which is not only easy to learn, but also can be very precise.

学习刃磨切断刀完全可以走捷径，以几何形状入手的方法，不但入门快，而且不出偏。

2·It found that this kind of wheel has high efficient for sharpening tools. Using this wheel can avoid the tool surface crack due to grinding and reduced the dust in shop.

通过研究发现，浸渗砂轮在刀具刃磨方面是一种非常有效的工具，对于防止刀具表面磨削烧伤和减少车间粉尘污染有其特殊的使用价值。

3·By 1911, he had opened his own carpentry and tool sharpening business.

大约在1911年前，他开始经营自己的木工和工具加工生意。

4·Extends tool life, reducing tool sharpening and downtime.

延长刀具寿命，减少停机时间和锐化工具。

5·As a special case of application, research and application meets difficulties respectively because of high cost of rapid molding sharpening on the tool flank of ellipsoid.

此钻型长期以来由于用成形砂轮刃磨成本过高，研究和应用均遇到很大的困难。

6·The utility model relates to a pencil sharpener which belongs to a specific tool for sharpening a pencil.

铅笔专用刨刀，属于削铅笔的专用工具。