1) symmetric fork tube
对称岔管
1.
Experimental research on current resistant characteristics of symmetric fork tube in the pumped-storage hydroelectric plant;
抽水蓄能电站渐扩形衔接对称岔管水流阻力特性试验研究
2) symmetrical railroad switch
对称道岔
1.
Introduce the structure and the principle in detail of the electricity and fluid controlling the symmetrical railroad switch,the selecting basis of various components,the business accounting of data.
详细介绍了电、液控对称道岔的构造及工作原理,各构件的选择依据及数据的验算。
3) Symmetric bifurcation
对称分岔
4) symmetry breaking bifurcation
对称破缺分岔
1.
The mechanism of the symmetry breaking bifurcation, a prerequisite for period-doubling bifurcations, is presented.
研究了 Duffing系统中作为倍周期分岔前兆的对称破缺分岔及其机理 ,Lyapunov指数与对称破缺分岔之间的关系 。
5) symmetry-breaking bifurcation
对称性破缺分岔
1.
The system could undergo the period-doubling bifurcation,saddle-note bifurcation,symmetry-breaking bifurcation and so forth to chaos,as the control parameter was set on some certain intervals.
在一定的参数区域内,系统历经倍周期分岔、鞍结分岔、对称性破缺分岔等形式通向混沌。
6) symmetry-breaking bifurcation
对称破裂分岔
1.
Numerical simulations show that similar to their counterpart in deterministic nonlinear system some symmetry-breaking bifurcation may occur in the stochastic Duffing-Van der p.
讨论谐和激励作用下含有界随机参数的双势井Duffing-Van der pol系统的对称破裂分岔现象。
2.
Moreover, the symmetry-breaking bifurcation and period-doubling bifurcation of the stochastic Duffin.
对一类含随机参数的Duffing-vanderPol系统,运用Chebyshev多项式逼近法,将其转化成等价的确定性扩阶系统;通过求解等价系统在谐和激励下的稳态响应,可得Duffing-vandetPol系统相应的稳态随机响应,研究了当谐和激励的振幅变化时,含随机参数的Duffing-vanderPol系统的对称破裂分岔和倍周期分岔。
补充资料：对称与非对称
反映客观事物在结构、功能、时空上的特殊联系的范畴。对称指事物以一定的中介进行某种变化时出现的不变性，非对称指事物以一定的中介进行某种变化时出现的可变性。在自然界中普遍存在，形式多样。对称有空间对称(包括形象对称和结构对称)、时间对称、概念对称等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条