New abrasives of silica and fluoride used in toothpaste, which can provide a wide range of cleaning powers were introduced. 介紹了目前牙膏中所使用的能提高口腔清潔效果的新型研磨劑。
The abrasion test is also carried out to evaluate whether the exact pressure is exactly transferred to the workpiece through the abrasives. 磨滅測試也被實行評估精確的壓力是否完全地經過研磨劑被轉移到細工品。
近義反義詞
abrasive
abrasive band
abrasive dise
abrasive flow
abrasive file
abrasive wear
abrasive sand
abrasive disk
abrasive dust
abrasive belt
abrasive tile