您要查找的是不是：
- cross fault feature 交叉断层地形
- The establishment of fault feature vector is a precondition to fault diagnosis. 电机故障特征相量的确立是进行故障诊断的前提。
- To extract incipient fault feature of mechanical signal, a new method to construct wavelet according to the fault characteristics is presented. 摘要针对机械信号早期故障特徵的提取问题，提出了一种根据故障特徵波形的特点来构造相应小波的方法。
- The fault feature of reciprocating machinery is extracted by CWT in this thesis. 本文运用连续小波变换来提取往复机械故障信号的特征信息。
- The aseismic test of buried pipe crossing fault is conducted. 首次进行了跨断层理地管道抗震试验，取得了一些有益的结论。
- Therefore, the incipient fault feature can not be extracted effectively through frequency spectrum analysis. 因此，直接采用频谱分析无法实现早期故障的特征提取。
- The paper introduces the fault feature and repair method at common unit of PABX, and the repair of HARRIS PABX is analyzed. 介绍了程控用户交换机的公共单元故障特点、维修方法,并对HARRIS交换机的故障实例进行分析。
- Shi D F, Qu L S.Application of genetic algorithm to fault feature selection[J].Journal of Vibration, Measurement &Diagnosis,2000, 20(3):171-176. [2]史东锋;屈梁生.;遗传算法在故障特征选择中的应用研究[J]
- The aseismic test of buried pipe crossing fault is conducted. Some m. 首次进行了跨断层埋地管道抗震试验.;取得了一些有益的结论。
- In chapter 1, Firstly, fault feature extraction methods and their characteristics in FDD are introduced briefly, research progress, existing problems and application prospects on the fault signal processing with wavelet are stated in detail. 第一章概述了故障检测与诊断技术中故障特征提取方法的研究进展、存在问题及应用前景。
- Don't get cross with me, it wasn't my fault. 不要对我生气,那不是我的错。
- By means of the wavelet analysis, non-steady signals are analyzed, the fault feature vectors of fault are successfully extracted and this effective method is employed to identify the fault pattern. 研究了小波分析在非平稳信号分析的实际应用，成功地通过小波分析提取故障信号的特征信息，为识别故障类型提供了有效的分析手段。
- By using the characters and advantages of wavelet transform with MRA and local time-frequency domain, the feature parameter group which reflecting gear fault features is built. 摘要运用小波变换的多分辨和时频局部化特性，建立故障徵兆的初始徵参数集合。
- It is rash to cross the street without looking both ways. 不朝两边看看就穿马路是莽撞的。
- A simple practical method for aseismic analysis of pipe crossing fault is presented inthis paper. Some current earthquake countermeasures for pipe are proved by numerical results. 本文提出了一个实用的跨断层埋地管道抗震计算分析方法，用算例分析证明了一些跨断层管道抗震建议措施的正确性。
- Cross and angry words in family grate upon the ear. 不高兴与生气的话在一个家庭里令人不愉快。
- In the first step, the ARX models are established for known faults and unknown faults.The auto-regressive parameters extracted from the model are regarded as the fault feature. 在故障特征提取中，针对已知故障和测试故障分别建立ARX模型，提取ARX模型的自回归系数作为故障特征。
- A mule is a cross between a horse and an ass. 骡是马和驴交配而生的杂种。
- The proposed UWT effectively extracted the friction fault features of amplitude modulation and transient impact from vibration signal of a gearbox. 采用这种非抽样小波变换从齿轮箱的振动信号中有效提取幅值调制和瞬态冲击的摩擦故障特征。
- The Red Cross dealt out food to hungry soldiers. 红十字会把食物分发给饥饿的士兵。
