parametrically excitation的用法和樣例：
例句
- The primary resonance bifurcation problems are discussed for an arch structure with parametric and forced excitation.
摘要研究拱型結構在參數激勵與強迫激勵聯(lián)合作用下的主共振情形的分叉問(wèn)題。 - In the fourth chapter, the asymptotic solutions of the parametrically excited systems have been gotten.
第四章用規范形理論求出了參數激勵系統的近似解。
