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1)  abnormal deep ostiole
异形深小孔
1.
The analysis indicated that the current method for machining the abnormal deep ostiole has many drawback.
结果表明,当前异形深小孔的加工技术存在诸多缺陷。
2)  irregular hole
异形小孔
1.
Therefore,it's important to master its design gist of irregular hole.
针对异形小孔的凸、凹模工作部分尺寸计算作了重点的说明,以图例的方式给出了计算步骤。
3)  small deep hole
小深孔
1.
The conventional methods have limitation in the small deep hole drilling with the increasing of the demands of accuracy and efficiency.
在机械加工中,对孔的加工质量和加工效率要求不断地提高,若再加上在不断出现的难加工材料上进行孔的钻削加工,这就使采用传统的钻削工艺加工小深孔越加显出其局限性。
4)  deep tine taper hole
深小锥孔
1.
Theory research on the maximum reduction of deep tine taper hole formed by open-die cold extrusion;
深小锥孔挤压成形极限变形程度理论判据建立
2.
Theoretical and experimental research on the forming limit of deep tine taper hole formed by open-die cold extrusion;
深小锥孔开式冷挤压成形极限的理论及实验研究
3.
In the paper, maximum reduction when deep tine taper hole is formed by open-die extrusion is defined.
 给出了深小锥孔件开式冷挤压成形时极限变形程度的定义,建立了变形区非稳态连续速度场;利用上限原理得到了极限变形程度的理论判据。
5)  deep eyelet
深小孔
1.
This paper introduced several method to machine deep eyelet.
深小孔件属于难加工的机械零件,在工程实际中应用极广,但却很难甚至无法采用常规切削加工。
6)  small diameter and deep hole
小径深孔
补充资料:异形断面钢材(见异形断面型材)


异形断面钢材(见异形断面型材)
special section steel

,一、u以uu、’“飞豆on gQngC01异形断面钢材(speeial Seetion steel)见异形断面型材。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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