The finally distribution configuration of water conducted zone is similar "saddle"with high in amphi and low in middle, which mechanism is analyzed.
分析了导水裂缝带最终分布形态为两端高，中间低的类似“马鞍”形的力学机理。
2
Taking some kind of amphi-tank for example, the paper analyzes the changes of its mobility, and makes some constructive suggestions on its future improvement.