counterbore的翻译，读音

词态

近义词

n. bearizing

例句

For Z and J type with counterbore, it is length of fit not include counterbore, L value as the drawing below. 对于Z型，J型带沉孔的长度L是指轴孔的配合长度（不含沉孔）即下图中L尺寸。

This paper discussed a method of counterbore machining by using though-hole orientation to improve the efficiency of lower exact counterbore volume-produce and reduce the cost of corporation. 利用沉头孔通孔二次定位加工沉头孔盲孔的方法，可提高批量较大、精度要求较低的沉头孔加工效率，节约企业的加工成本。