喷砂的特质导致钢板的不平滑的表面有高低起伏的高低差。

Sand blasting by its nature results in an uneven finish with peaks and valleys in the depth of the panel's surface.

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得到正式认可的清洁方法是工业喷砂处理。

The approved method of cleaning is industrial sand-blasting.

《柯林斯英汉双解大词典》

虽然激光工具和空气喷砂机正在迅速取代钻头和其他工具，但牙医们还是要使用大量的凿子。

Laser tools and air abrasion are increasingly replacing drills and other tools, but dentists still use lots of picks.

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