丁坝冲深极限值是确定建筑物基础埋设深度的一个主要因素，丁坝设计和施工中的关键问题在于确定坝头最大冲深。
The scour limit depth around spur dikes is very important for calculating the base depth of objects and it is a key factor in designing and working.
提出用拉深区速度波动量、拉深速度、拉深深度、拉深角为评价压力机八杆内滑块机构性能优劣的指标。
This paper addresses that speed fluctuation amount of drawing area, drawing speed, draw depth, draw Angle shall be used as the indexes to evaluate the performance of the inner sliding block mechanism.
用数值方法求出了一维有限深不对称方势阱中束缚态粒子的能级和归一化波函数及其图示，所得结果在势阱深度趋于无穷大时与无限深势阱的结果一致。
With the numerical methods and graphical displays, the energy levels and normalized wave functions are given for the particle in one-dimensional asymmetrical finite potential wells.
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