特性指数

The database consists of nodimensional data of load carring capacities, maximum pressures and their positions, flow factors, and power loss factors by solving full 2D Reynolds equation including oil feed features of 360°, 180°partial groove, and single oil hole, corresponding to a series of power law index, length/diameter, groove width/length, hole diameter/length, hole diameter/bearing diameter, eccentricity, angle between the attitude angle line and centre line of oil groove/hole, rotary, squezze, and oil feed pressure factors.

数据库中的数据通过求解全二维Reynolds方程和热平衡方程获得。数据库由对应于360°全油槽，180°半油槽和单孔的三类轴承的一系列的幂率指数，宽径比、槽宽／轴瓦宽、油孔直径／轴瓦宽、油孔直径／轴承直径、偏心率、偏位线与油槽中心线之间的夹角、挤压因子、旋转因子、进油压力因子的一系列的轴承无量纲的特性参数组成：油膜承载力、最大油膜压力及位置、流量系数和消耗功系数。

By using TG analysis, the combustion characteristics of cooking oil tar in pipes were studied under heating rates of 5℃/min, 15℃/min and 25℃/min respectively.

采用热重分析法对餐饮业油烟道油垢的燃烧过程进行实验研究和理论分析，分别在5，15，25℃/min升温速率空气气氛中，研究油烟道油垢的燃烧特性以及升温速率对着火温度、可燃性指数的影响。

Five suitable load models for the Taipower system are adopted here in order to discuss the effect of the load characteristics on the setting of the overcurrent relay at the time of the incident, as a basis for setting the system coordination:(1) Static ZIP model;(2) Dynamic Motor model;(3) Composite load model;(4) PTI IEEE model;(5) Exponential model.

采用五种适於台电系统之负载模型：(1)静态ZIP模型、(2)动态Motor模型、(3)复合模型、(4)PTI IEEE模型、(5)指数模型，探讨当发生事故时负载特性对过电流电驿设定之影响，以作为系统保护协调设定之依据。

A time-delay reconstruction of a phase space equal to the original system has been made by analyzing of observed time series of current signal and vibratory signal, and the methods of choosing properly the embedding dimension and delay-time for phase space reconstruction have been studied in detail.

本文利用振动信号和电流信号时间序列，采用时间延迟法，重构了系统的等价相空间，并详细研究了嵌入维数及时间延迟的选择对重构相空间的影响，计算了铣削加工典型过程的Lyapunov指数谱，分析了系统的混沌特性；同时采用P-G算法，计算了混沌动力系统的奇异吸引子的分维数，分析了分维数与系统状态的关系，定量地指示出系统的混沌程度，同时也反映出系统的不可预报程度。

It is shown that the modified model can predict successfully the characteristics of cavitation and the detailed process of the cavitation shedding. Values of n in the modified coefficient are found to have a strong influence on the cavity length, the vapor volume, the lift and drag force, but no significant effect on the frequency distribution of the dynamics around the foil is observed.

通过与实验结果的对比表明，修正后的模型可以更准确地捕捉云状空化区域的空穴形态和空泡脱落的非定常细节；密度函数中指数n的选取对计算所得的空穴长度和升阻力均有影响，然而对流场动力特性的主要频谱分布影响不明显。

According the result of experiment, the air pressure have effect on flashover voltage, the relationship of the flashover voltage and the number of insulator is linearity, and the change of potential distributing after insulator iced is the main reason why the outer insulation characteristic of iced insulator string declined.

试验研究结果表明，气压对覆冰绝缘子长串的闪络电压影响的特征指数与污秽绝缘子一致，覆冰可认为是一种特殊的污秽形式；在试验研究的串长范围内，闪络电压与串长成线性关系；绝缘子串覆冰以后的电位分布的变化是覆冰绝缘子串外绝缘特性下降的主要原因，但覆冰绝缘子串的局部电弧发展成完全闪络所需的时间比污秽绝缘子长，且受冰层的融化和冰凌状态的影响严重。

The model makes discretizations in time and in space charge region and is able to reflect the development and variation of multilayer space charges with different polarities.

通过模型计算，可以自动生成衰减振荡波和双指数雷电波等快速冲击波形下的电晕伏库特性，且计算结果与试验结果较好地吻合。

According to the life style of dairy cows, this study realizes the control of sprinkling system through controlling mode, which uses temperature-humidity index as a chief control parameter, also adding time parameter, thus efficiently reducing cow's heat stress.

根据奶牛的生理特性，该控制系统以温湿指数THI）为主控参数，结合时间控制参数等，编制的定时控制喷淋降温模式，能使奶牛生活环境得到更为合理的控制，能更加有效的减轻奶牛热应激。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。