最后利用所得到的规范形和普适开折讨论了非线性动力系统的余维3退化分叉。
Finally we use obtained normal form and universal unfolding to discuss codimension 3 degenerate bifurcations of nonlinear dynamical system.
目的研究“摇椅形”弓丝对前牙开牙合畸形的矫治效果。
Objective To study the effect of the application of reverse-curve arch wire for the treatment of anterior open bite.
整个建筑被混凝土的两翼托举到地面以上。混凝土结构设有拱形、三角形和矩形的开孔，允许参观者将这些区域作为走廊。
The whole building is raised above its site on fins of concrete, featuring arched, triangular and rectangular cutouts that allow visitors to use the area as a covered walkway.
但是兰开斯特大学管理学院的凯里·库柏教授认为摆脱“喜怒不形于色”可以促进男性的身心健康。
But Professor Cary Cooper, from the Lancaster University Management School, suggested that losing the stiff upper lip could improve men's physical and mental health.
用高精度三角形板单元有限元程序研究多种正交各向异性材料开圆孔或开方扎夹支方板的自由振动。
The free vibration of orthotropic clamped square plates with a circular or square hole is studied with the help of the program using the high-precision triangular plate bending element.
“形散神聚”是欧式风格的主要特点，在纵横开阖，步移景异中，展现欧式园林的精致与尊贵。
Open and enclosed spaces, changing and varied landscape demonstrates the refinement and nobleness of the European garden.
毛茛是一种野生植物，开杯形黄色花。
The buttercup is a wild plant with bright yellow cup - shaped flowers.
本文头后介绍了地貌长沉开形特征量化模型和地貌长沉开形特征量化的GIS实现方式及入程。
This article firstly introduces the quantitative model of topography multi-fractal characteristics and the implement process on GIS.
开模时，压铸机开模力驱动交叉复合弯销机构进行铸件内侧凹抽芯，然后液压抽芯器抽拔杯形型芯。
The opening force of die casting machine drives the crossed compound dog-led CAM mechanism draw core in inboard concave, and then make the hydraulic loose-core implement to draw the hollow core.
毛茛是一种野生植物，开杯形黄色花。
The buttercup is a wild plant with bright yellow cup-shaped flowers.
拉出前，先要开圆盘背面的圆螺母锁片，用钩形扳手拧下圆螺母，再用专用拉子将圆盘拉出。
Pull out before you want to open on the back of the circular disk lock plate with hooks, nut spanner remove round nut, reoccupy special pull the son will disc pull out.
控制电机高开显示器的可见度是有保证的20点条形图和数字显示。
High visibility of control motor opening display is assured with 20 dots bar graph and digital display.
对于初始晶格位形为键长有规律交错变化的一维晶格，闭链的收敛精度远高于开链的收敛精度，表明有机物链越长收敛越慢。
It is found that if the initial 1d crystal lattice has a regularly zigzagged change in bond length, the convergence precision is much greater for a closed chain than for an open chain.
对于初始晶格位形为键长有规律交错变化的一维晶格，闭链的收敛精度远高于开链的收敛精度，表明有机物链越长收敛越慢。
It is found that if the initial 1d crystal lattice has a regularly zigzagged change in bond length, the convergence precision is much greater for a closed chain than for an open chain.
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