查询词典 to a fault

At the same time, along with the increment of cities' railway transportation, it isharder and harder for the traditional protection equipments to distinguish the remote shortcircuit fault or the train starting correctly, especially for the fault with electricity arc ortransition resistance. This always results in the equipment operation time longer that it can'tcut off the short fault rapidly.

同时，随着城市轨道交通系统运量的不断加大，传统的保护装置越来越不能正确可靠地区分远端短路故障状态与机车起动状态，尤其是当发生远端电弧故障或经大过渡电阻故障时，往往造成保护动作时限加长。

Aiming at the existing method of fault diagnosis and its limitations,a model of expert of fault diagnosis based on rough set and neural network was put forward in the paper,which was used to diagnose fault of double local-fans system in high-gas mine.

针对现有故障诊断方法及其局限性，文章提出了基于粗糙集神经网络的故障诊断专家系统模型，并将该模型应用于高瓦斯矿井双局扇系统的故障诊断中。

According to the features of traveling-wave fault location,this paper describes the double terminal traveling-wave fault location method which based on the wavelet modulus maxima theory and application and realization of HVDC transmission line traveling-wave fault location.

根据行波定位的特点，介绍了一种基于小波模极大值理论的双端行波故障定位的方法，以及这种方法在HVDC输电线路行波故障定位中的应用和实现方案。

These algorithms can resolve efficiently the two difficult problems in aero\|engine fault diagnosis, e.i., reduce the number of fault factors in the fault equation, and improve its abnomal condition.

这两种算法可以有效地解决发动机故障诊断中的两个技术难点，即减少故障方程中故障因子的个数以及克服故障方程的多重共线性的不良影响。

These algorithms can resolve efficiently the two difficult problems in aero engine fault diagnosis, e.i., reduce the number of fault factors in the fault equation, and improve its abnomal condition.

在主成分估计算法中提出了最优主成分个数的概念，解决了主成分个数选择的难题。

The aircraft engine fault diagnosis is very important to the airline, if can understand the engine performance and fast recognize its fault accurately then have the plan to trade sends as well as determines when the engine send to repair, avoids the significant accident, enhance the company benefit.

飞机发动机的故障诊断对航空公司有着非常重要的意义，如果能全面了解发动机性能并对其故障进行快速、准确的隔离和辨识，就可以更好的有计划的换发以及确定发动机送修时的工作范围和深度，从而大大的减少运营和维修成本，提高公司效益，并有效避免重大事故的发生。

By analyzing, the fault transient component of third harmonic voltage at neutral is approximately equal to that at terminal. Choosing their sum and difference as the action and restrai nt signal respectively, the protection detects the ground fault by comparing the spectrum energy of action and restraint signals.

该保护方案根据单相接地故障后机端和中性点 3次谐波电压的故障暂态分量近似相同的特点，把两个故障分量的相量和与相量差分别作为保护动作信号及制动信号，通过比较数据窗内相应信号的谱能量检测定子单相接地故障。

This is all my fault,it's my fault.

这都是我的错，是我的错。

Neither surface fault nor great active fault of alluvium period is found in the quake region.

震区没有发现地表破裂带，也没有发现第四纪强烈活动的大型断裂。

Aiming at the signal processing problems that exist in online fault diagnosis for train running gear, based on discussing the principle of characteristic spectrum analysis, a method of full period and uniform angle sampling is applied, which transfers the vibration signal from time domain into angular domain. The angular domain signal is transferred into corresponding characteristic spectrum using FFT. Through spectrum estimation and analysis, fault characteristic spectrum values of running gear components are acquired to distinguish their faults.

在讨论特征分析方法原理的基础上，针对机车走行部故障在线监测过程中存在的信号分析与处理问题，运用整周期等角度采样方法将时域振动信号转换为角域信号，采用FFT变换将角域信号变换为对应的特征频谱，通过谱估计、谱图分析得到机车走行部各零部件的故障特征谱值，再根据该特征谱值识别机车走行部各零部件的故障。

Researches reveal that students who suffer from corporal punishment tend to resort to violence in their future life.

研究表明遭受过肉体惩罚的孩子倾向于在他们今后的人生中使用暴力。

Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低；可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高；蛋白质在1720m处最大，1420m处最小；果皮类胡萝卜素随海拔升高而降低。