AIM To investigate the precise function of quantitative tissue velocity imaging in evaluating the localcontraction 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。
2
Calculation formulae of localcontraction 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。
3
In this paper, the process of forming of ship hull for line heating is briefly introduced. A measuring method of localcontraction and global forming of ship hull is described.