1) Expanding process
扩径加工
2) expanding
扩径
1.
Effect of friction on deforming condition during tube expanding process;
管材扩径时摩擦对变形状态的影响
2.
The method of Prediction for the spring back of cylinders in mechanical expanding;
筒形零件在机械扩径过程中的回弹预测方法
3) diameter extension
扩径
1.
The practice of deep well diameter extension and washing, blasting is introduced in this paper.
介绍深水井中的扩径与洗井爆破工艺 ,并就如何保证爆效、加工和密封装药容器及容器在高水压下是否发生屈曲失稳的验算等进行了叙述。
2.
Based on such analysis,some criteria and methods have been proposed for judging the situation of honeycomb,segregation,reducing,diameter extension,breaking zone and sedimentation on the bed of pile,etc.
分析了常见桩身缺陷产生的原因以及反射波波形和参数的特点,提出了基桩存在蜂窝、离析、扩径、缩径、断裂以及桩底沉渣等情况的判断依据和方法。
4) rotary expansion of tubes
斜轧扩径
5) expanding mill
扩径机
1.
A mathematical model to roll configuration of the expanding mill of seamless steel tubes is established by using coordinate transformation.
通过坐标变换,建立扩径机辊型的数学模型。
6) dieless upsetting
无模扩径
1.
Velocity field and variation of wall thickness are studied theoretically during tube dieless upsetting.
对管材无模扩径变形速度场及壁厚变化规律进行了理论及实验研究。
参考词条
补充资料：径径
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