特征参数

At first, the saturated clays character of ZhuJiang delta is introduced and some parameter about pore is established.

作者首先介绍了珠江三角洲地区饱和粘土的特点，确定了以土壤孔隙为主的特征参数。

When sliding speed was increased, the cyclicity of self-correlation function for wear surface of EMP was enhanced.

探讨了EMP材料磨损表面形貌特征参数与其磨损的相关性。

Besides the contents mentioned above, the research includes the following contents: 1. Convex refractive microlens array are successfully fabricated by the method composed of heat-forming photoresist and Ar ion beam milling, on various substrate, such as Si, SiO〓 et al.. And a variety of critical experimental fabrication parameters are obtained.

讨论了热熔成形工艺中的临界效应，并提出了新颖、自洽的物理诠释，引进了临界成形系数和临界接触角的概念，并推导出它们之间简洁的函数关系式，此关系式揭示了热熔前后微图形特征参数间的内在联系，为定量研究热熔成形过程提供了新的思路。

The librating diagnosis mechanism to clearance abnormity fault of engine valve is investigated,and the distilling method of chatacter parameter Eh which is high frequency energy is introduced.

对发动机气门间隙异常故障的振动诊断机理进行了研究，提出以高频能量E_h作为特征参数来检测气门间隙异常故障的方法。

The characteristic of librating signal of engines jar cover in frequent field is analyzed.The librating diagnosis mechanism to leaking gas fault of engine valve is investigated,and the distilling method of chatacter parameter Eh/Ew which is ratio of high frequency energy to chief energy is introduced.

分析了发动机缸盖振动信号的频域特性，在此基础上，对发动机气门漏气故障的振动诊断机理进行了研究，提取高频能量与总能量之比E_h／E_w作为特征参数来实现气门漏气故障的检测。

Mathematics model of hysteresis loops and calculation formula of hysteresis energy for Masing and non-Masing material were established.

本文针对我国广泛使用的16MnR压力容器用钢焊接接头，从焊接接头材质和力学不均匀性的实际出发，首次分别系统地对焊缝、热影响区和母材进行了低周疲劳实验研究，求得各分区的循环滞回环及其特征参数，建立了Masing材料和非Masing材料的滞回环数学模型和滞回能计算公式。

The emphasis in this composition is windshear signal processing technology. Some processing methods are introduced in detail, they are suppressing clutter,extracting windshear parameters,computing hazard factor and etc..The signal processing simulation is accomplished on computer, it includes simulating microburst echo signal,simulating ground clutter echo signal,filtering clutter,estimating wind speed and calculating hazard factor.

本文重点研讨了风切变信号处理技术，对杂波抑制技术、风切变特征参数提取技术及危险因子计算方法等内容进行了深入的研究，并进行了计算机模拟，包括微下击暴流回波信号模拟、地杂波回波信号模拟、杂波抑制、风速提取和危险因子计算。

Firstly the connected units of reservoir are compartmentalized depending on the distribution of the interlayers made of mudstone or muddy siltstone,and then the flow units of reservoir are divided using clustering analysis on the characteristic parameters of reservoir that influence the flow of fluid.

在储层流动单元划分时，首先根据稳定的泥岩和含泥粉砂岩隔夹层的分布划分连通单元，然后对影响流体流动的储层特征参数进行聚类分析，并划分流动单元。

Firstly the connected unit s of reservoir are compartmentalized depending on the distribution of the interlayers made of mudstone or muddy siltstone,and then the flow units of reservoir are divided using clustering analysis on the characteristic parameters of reservoir that influence the flow of fluid.

在储层流动单元划分时，首先根据稳定的泥岩和含泥粉砂岩隔夹层的分布划分连通单元，然后对影响流体流动的储层特征参数进行聚类分析，并划分流动单元。

The stability and cutting forces in high speed milling process can be forecasted with the model.

利用该模型，可对铣削过程的特征参数如稳定性、切削力等进行预测。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。