强形变收缩核,strong deformation retract

1)strong deformation retract
强形变收缩核

2)deformation retraction
形变收缩核
1.
In this paper,we generalize the direct product theroem of the fundamental groups on the product space X×Y to that on the product space of X_1×X_2×…×X_n,and discuss their deformation retractions.
文章将乘积空间X×Y的基本群直积定理推广至乘积空间X1×X2×…×Xn上,并相应的讨论了乘积空间的形变收缩核,从而得到一些有趣的结论及性质。



3)weak deformation retract
弱变形收缩核

4)strong retract
强收缩核

5)shrinkage[英]['ʃrɪŋkɪdʒ][美]['ʃrɪŋkɪdʒ]
收缩变形
1.
Analysis and Calculation of Reinforced Concrete Shrinkage;
钢筋混凝土的收缩变形分析及计算


2.
The cause for volumetric shrinkage and warpage was ana- lyzed.
以某厂生产的精密塑件——电子接插件为例,通过分析该塑件体收缩变形和翘曲变形的原因,以正交试验为设计准则,利用 Moldflow 软件对各种工艺参数组合进行注射成型过程的模拟。


3.
In order to study the early-age cracking tendency of high strength concrete under circumfer-entially restrained condition, the non-contact shrinkage measuring device was developed to determine the free shrinkage of high strength concrete with water to cement ratio of 0.
为研究环向约束条件下高强混凝土早期开裂趋势,在单面干燥条件下应用非接触式混凝土收缩变形测定仪测试了水灰比为0。


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6)contraction distortion
收缩变形
1.
By use of digital camera to collect picture quickly and technology of computer to deal with picture, a new measurement method for residual contraction distortion after welding is introduced in this article.
介绍了一种应用数码相机快速采集图象和计算机的数字图象处理技术实现焊后收缩变形测量的新方法。


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补充资料：强形
1.险要的形势。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。

强形变收缩核,strong deformation retract