To manufacture stainless steel, carbon steel, aluminum and other types of blind rivets, self drilling screws, nuts, plans to sample processing non-standard hardware.
能制造不锈钢、中碳钢、铝材等各类型抽芯铆钉、自钻螺丝、螺母、来图来样加工生产非标五金件。
2
This method properly determined the sample quantity to make core drilling amendment with the confidence degree and precision estimate theory of error theory.
在该方法中，利用误差理论中的置信度和估计精度理论，合理确定钻芯修正所需要的芯样数量。
3
Resulted that use drilling core sample in the rutting test, can be used to detect the site asphalt pavement anti-rutting performance.