AIM To investigate the precise function of quantitative tissue velocity imaging in evaluating the local contraction of infarcted myocardium.
目的：探讨定量组织速度成像技术在评价梗死心肌局部收缩运动和精确性能。
Calculation formulae of local contraction amount of integral forming for two typical two-way curved plate and complicated curved plate are deduced.
推导了两种典型双向曲度板和扭曲板的整体成形所需局部收缩量的计算公式。
In this paper, the process of forming of ship hull for line heating is briefly introduced. A measuring method of local contraction and global forming of ship hull is described.
本文简述水火弯板变形原理，以及船板局部变把和整体变形的测试方法。
The principle of line heat forming of ship hull is described. The importance of determination of relationship between the local contraction of circular plates and the integral forming is analysed.
简述水火弯板成形原理，分析了曲板局收缩与整体成形关系确定的重要性，应用分段圆弧样条函数拟合曲板的辊轧线。
Secondly, the existence and uniqueness of the generalized local solution is obtained using the contraction mapping principle.
然后利用压缩映象原理方法，证明了方程局部广义解的存在唯一性；
A theorem of synthetic algorithm is proved by local quasi contraction mapping.
对局部拟压缩映射进行了讨论，并得到了关于综合算法的一个定理。
A theorem of synthetic algorithm is proved by local quasi contraction mapping.
对局部拟压缩映射进行了讨论，并得到了关于综合算法的一个定理。
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