您要查找的是不是：
- Because of the special structure of smart rotor, the problem, online secondary path modeling, should be solved when adaptive filter is used to actively control the helicopter vibration. 出于智能旋翼结构的特殊性，在应用自适应滤波的方法进行主动控制时须解决次级通道在线建模问题。
- Problems on Online Secondary Path Modeling in Active Noise and Vibration Control System 声振主动控制系统中误差通道的在线辨识问题
- Analysis and Experiment of a Method to Improve the Secondary Path Modeling Accuracy of the Adaptive Active Control System for Engine Exhaust Noise 提高发动机排气有源消声系统中次级通道辨识精度的方法与实验研究
- Investigation of the Active Control of a Two-stage Diesel Vibration Isolation System with Online Secondary Path Modeling 基于误差通道在线辨识的柴油机双层隔振主动控制研究
- Keywords active noise control（ANC）;secondary path modeling;ship-radiated noise;narrowband noise cancellation;prefiltering;peak filter; 主动噪声控制;次级通道建模;舰船辐射噪声;窄带噪声抵消;预滤波;峰值滤波器;
- secondary path modeling 次级通路建模
- In conventional ANC (Active Noise Control), the secondary path is usually modeled by an FIR filter with many coefficients, which is not easy to the realization and application of ANC. 在自适应有源控制中,次级通路建模对控制器算法实现有着重要的影响。
- The feedforward structure is investigated and the simulating results show that this method controls the primary noise signal perfectly whether the secondary path is variable or not. 就前馈控制结构加以研究，仿真结果表明，该方法不仅在次路径固定不变时，使噪声信号得到明显衰减，并且在次路径发生改变时，依然能很好地控制噪声。
- The Floyd-Warshll algorithm is used for the shortest path model, and the charge algorithm and dynamic dividing algorithm that base on the shortest path is compiled. 对最短路径模型采用Floyd-Warshll算法，编写基于最短路径的收费算法与动态清分算法。
- They cleaved a path through the wilderness. 他们在荒原中开辟出一条路。
- This paper puts forward the concept of the digital flow paths model by which we can get the flow path of any raindrop on the earth's surface. 提出数字地表流线模型的概念，只考虑地形因素，利用等高线图建立一个能获得区域内每滴雨水沿地表流动的轨迹模型。
- We formulate three types of the multi-objectives models: expected shortest path model, minmin pessimistic value criterion model and dependent-chance model. 我们想找到一条路程最近、时间最短和费用最少的路，所以我们建立了三个多目标规划模型：期望值模型、最小化悲观值模型和模糊随机相关机会规划模型。
- She squelched along the muddy path. 她沿着泥泞小径格吱格吱地走。
- He was destined to plod the path of toil. 他注定要在艰辛的道路上跋涉。
- The path leads to a hill bare of vegetation. 这条小道通向一座没有草木的小山。
- The path of civilization is paved with tin cans. 文明的大道，是铺满了空罐头。
- Every day he trod the same path to school. 他每天都走同一条路上学。
- The boy hops the ditch and run down the path. 那男孩跳过沟，沿著小路奔去。
- Her age is of secondary interest. 她的年龄不太重要。
- The mountain path is narrow and rugged. 狭隘的山路崎岖不平。
