根据浮体闸门的构造特征，建立了单自由度非线性振荡模型。
According to the structural feature of the floating gate, a nonlinear single - degree of harmonic oscillating model is set up.
以经典非线性振荡理论为依据，研究了云南省17个测站的局地气温演变规律。
According to the classical nonlinear oscillation theory, the temperature evolution law at 17 stations in Yunnan was studied.
根据非线性振荡理论和昆明地区的非线性振荡方程研究了昆明地区降水距平率系统演变的非线性特征及其演变规律。
According to the nonlinear oscillation theory and the obtained equation, the nonlinear characteristics and evolution law of Kunming precipitation anomaly system were studied.
应用推荐