Adopting paraboloid model of tip surface, presented the dynamics equation of negative ion flight in tip field and solve it with numerical method.
采用针尖的旋抛物面模型，给出了表面生成的负离子在针尖场中飞行的动力学方程，并用数值方法求解。
A model test of stressed-skin hyperbolic paraboloid cantilever structure has been made and the results obtained from calculation by the given method accord basically with those from the model test.
同时还进行了双曲抛物面应力蒙皮悬挑结构的模型试验，试验表明理论计算与实测结果是基本符合的。
Cable structures with hyperbolic paraboloid shape are analysed in detail for the form finding and structural loading calculation as well as fire reaction at high temperature by FEA method.
对双曲抛物面索网结构利用非线性有限元方法对找形、常温下结构受载计算及其火灾反应的过程等进行详细的分析研究。
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