1.Glass reinforced plastics - Measurement of hardness by means of a Barcol impressor
玻璃纤维增强塑料用Barcol压痕方法测量硬度
2.Test Method for Indentation Hardness of Aluminum Alloys by Means of a Barcol Impressor
用巴氏压痕仪测定铝合金压痕硬度的试验方法