1) redraw
[英][,ri:'drɔ:] [美][ri'drɔ]
重新拉拔
2) retighten
重新拉紧
3) drawing
[英]['drɔ:ɪŋ] [美]['drɔ·ɪŋ]
拉拔
1.
Geometric Parameters and Numerical Simulation of Drawing Process for Odd Number Side Drill Hollow Steel Stem;
奇数边中空钢钎杆几何参数及拉拔过程数值模拟
2.
Forming Process Design of Pipe Drawing Based on Multi-objective Optimization;
基于多目标优化的钢管拉拔成形过程设计
3.
3D FEM simulation of cross tube drawing process;
十字形钢管拉拔成形的三维有限元模拟
4) draw
[英][drɔ:] [美][drɔ]
拉拔
1.
5% single pass draught to draw,taking all these measures can get the product with high strength,high toughness and definite bending property.
5%的单道次拉拔,可获得高强度、高韧性且具有一定弯曲性能的产品。
2.
Some methods of forcing lubrication under drawing were introduced,and their characteristics were analyzed.
介绍了拉拔过程中强制润滑的几种方法,分析比较其优缺点,提出了把动、静压流体强制润滑两种方法相结合的设计方法。
3.
It is considered by examination and analysis that the main causes of brittle fracture in drawing and lower specific elongation of finished wire are local martensite existence for alloy elements’segregation, carbon segregation leading net cementite and the continuity of metal being destroyed by high nonmetal inclusion; the transverse crackles of steel wire surface are due to the deep.
借助金相组织观察和电子探针检测,对PC钢丝生产中出现的质量问题进行研究,检测和分析认为拉拔脆断和成品钢丝延伸率低的主要原因是合金元素偏析导致局部马氏体存在、碳偏析引起网状渗碳体及严重的非金属夹杂物破坏金属的连续性;钢丝表面横裂主要是轧钢过程中折叠的表面氧化铁皮较深,或拉拔过程中润滑不良造成局部过热,导致表层产生马氏体引起的;钢丝表面划伤主要由线材出现耳子和椭圆度过大以及拉丝模安放不正所致。
5) pull-out
拉拔
1.
Working mechanism of fully grouted bolt in pull-out working state;
拉拔工况下全长粘结锚杆工作机理
2.
The analysis of mechanical interacting between fiber and matrix was presented in this paper,the whole process of fiber pull-out load and pull-out displacement was carried out by using numerical method.
对纤维与基体的相互作用进行了力学分析,完成了纤维拉拔荷载与拉拔位移全过程的数值计算。
3.
As an important means for evaluating the surface modification of reinforcing fibers and the quality of composite interface,single fiber pull-out test has been highly regarded.
利用有限元软件,对纤维拉拔过程进行了数值模拟,分别得到不同时间下的应力和位移图及纤维拉拔时的应力状态及其对界面性能的影响。
6) back-pull wire drawing
反拉力拉拔
1.
To research a technology of using back-pull wire drawing for working steel wire for common concrete constructions by return draw-bench.
研究了在折返式拉丝机上应用反拉力拉拔技术生产普通混凝土结构用钢丝的生产工艺，对反拉力与金属变形能耗、拉丝模使用寿命的关系，及如何提高产品力学性能进行了理论和实践的探讨。
补充资料：胎紧浸入和套紧浸入
胎紧浸入和套紧浸入
tight and taut immersions
矍数) 图3 犷鳖{ 图4 称空间A CB的嵌人在Z:同调中为单射的(in-Jeetive)，如果对于i)0，诱导同态万.(注，22)~H.(B，22)是单的.令HC=R“是R“中带有超平面边界aH的半空间.例如， H=H:(t)={x“R“:z’(x)簇r}.如果f是一个胎紧浸人，h:是一个非退化的高度函数，那么由Morse理论得到f一’(万:(r))C=M在22同调中是单的.于是由连续性，对任一半空间H这种单性都成立.对于闭流形的光滑浸人，这种半空间性质等价于胎紧性.然而，这种半空间定义也能应用于更大范围的从流形和其他紧拓扑空间到RN中的连续浸人或甚至是映射中去.一个例子是胎紧的“瑞士干酪”，它是一个带边的嵌人曲面，见图5.一个到R中的胎紧映射也称为一个完满函数(详rfect丘inction).公 图5今 图6 对于曲线和闭曲面，半空间性质可导出对任一半空间H，f一’(H)是连通的.它等价于R功ehoff两片性质(R朔chofft场。一pieee pro详rty)，即R“中的任一超平面日H将M至多分割成两个连通的片，见图3和图4中的胎紧曲面和图2中的非胎紧曲线. 半空间定义将胎紧性置于经典几何学和凸性理论之中.由于胎紧性在RN中的任意将凸包才(f(M))映到RN内的射影变换下是不变的，因此胎紧性是一个射影性质(见射影几何学(projeetive罗。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条