查询词典 parameters

It was necessary that the frontispiece of face was pre-supported in the especial stratum. Fourthly, by the model analytic value and the FEM numerical simulation, the advance reinforcement parameters were analyzed roundly, and its results explained that the parameters had optimal values. A series of formulations conforming loads born up for pre-reinforcement structure were given, and five rules for its design and choice were put forward.

全面分析了影响工作面超前预加固参数的因素；揭示了拱部超前预加固参数与地层参数、隧道开挖与支护参数等的内在联系；论证了地层预加固参数的最佳值概念；给出了确定超前预加固结构作用荷载的半拱法、全拱法和全土柱法理论计算公式；建立了隧道工作面上覆地层稳定性判别的准则；提出了工作面地层预加固参数设计与选择的5个指导原则；最后给出了一整套确定浅埋暗挖法隧道工作面地层预加固参数的动态设计方法。

In this paper,the research on the parameter estimation of Gamma distribution with three parameters and the test of the location parameters has been made.

该文考虑了混合分布为三参数伽玛分布时的参数估计以及位置参数的检验问题。

New multi—objectives function (including mill stand longitudinal stiffness, distribution coefficient of loaded pressure between rolls, weight of mill stand, rolling power, rolls loaded gap profile changeability of bending force, transverse mill stand stiffness of bending force, transverse mill stand stiffness of rolling load) multi—constraints (including rolls strength, spindle strength, backup roll bearing load, minimum rollable gauge, roll surface temperature rise) rolls system parameters optimization model of four—high cold strip mill is established, and programme for mill structural illustration creation on the platform of AutoCad designs is compiled. With this as basis, rolls system parameters of Yichang thin strip corporation's 1219 cold mill are calculated using SUMT (subsequent unconstrained minimization technology).

本文建立了以板形和板凸度控制特性为目标的四辊轧机多目标函数（包括轧机纵向刚度、辊间压力分布系数、轧机重量、功率、弯辊力对轧机辊缝形状改变能力、对弯辊力的横向刚度、对轧制力的横向刚度）、多约束条件（包括轧辊强度、接轴强度、支承辊轴承负荷、最小可轧厚度、轧辊温升等）的辊系参数优化模型，以此模型为基础，利用惩罚函数法计算了益昌薄板公司1219冷轧机辊系参数，编制了AutoCAD平台下的轧机结构示意图自动图形软件。

B ased on capillary pressure data from sem i-permeable clapboard, relationship betw een T2 geometric average value and po rous structure parameters can be obtaine d, and also a method to determine porous structure parameters be found by using MRIL data.

本研究以半渗透隔板的毛管压力资料为基础，建立了核磁共振测井中的T2几何平均值与孔隙结构参数之间的关系，并建立了应用核磁共振测井资料确定储层微观孔隙结构参数的方法。

The effect of GluA3 loci on quality parameters of degree of softening is significant, and effect of GluB3 on quality parameters of wet gluten content, dry gluten content, gluten index, bread volume and score is significant.

GluA3位点主要对面团的弱化度有显著效应，GluB3位点主要对湿面筋含量、干面筋含量、面筋指数、面包体积和评分等5个品质参数存在显著效应。

The influence of the parameters such as the grid shape and size, parameters of equation of state and artificial viscosity coefficients, etc.

通过数值模拟分析了网格形状、网格密度、状态方程参数、人工粘性对计算结果的影响。

Then the pile-soil stress characteristics and stabilizing mechanism of the composite foundation are fully discussed. Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. Moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. Then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied. And methods to decide pile-soil stress ratio and the compressive modulus are developed. Meanwhile, the corresponding design method and the design parameters are proposed. In addition, studies for construction technique and quality detection of the chemical churning pile composite foundation are presented.

在此基础上深入探讨了旋喷桩的桩土受力特性及其复合地基的加固机理，从影响旋喷桩复合地基竖向承载力的因素入手，基于圆孔扩张理论给出了桩体竖向应力及旋喷桩复合地基的竖向承载力计算公式；通过对喷射浆液、喷射压力选取、喷射直径估算、桩长及桩位设计等各种计算参数的深入分析和研究，提出了一套相应的旋喷桩复合地基设计计算方法；通过计算分析，深入探讨了旋喷桩复合地基变形随荷载变化规律、桩和桩间土变形协调关系、桩土应力比及复合地基压缩模量的确定，并提出相应的设计方法和修正参数；此外，结合工程应用，对旋喷桩复合地基的施工技术及其现场质量检测方法进行了较全面的探讨。

In order to guarantee the safety of power system and acquire its running status, all kinds of real time parameters in power system need to be measured. The power quality analyzer is designed for this specific use. The instrument can measure three - phase power parameters and peak value, analyzer harmonic and communicate with PC. It is characterized with the high-precision, convenient carrying and friendly interface.

为保证电网安全运行并全面了解电网的运行状况，需要对电网的各种运行参数进行实时测量，电能质量分析仪即是为此设计的专用仪器，它集三相电参数测量、峰值测量、谐波分析、上位机通信为一体，具有精度高、携带方便、界面友好的特点。

It uses Quasi-synchronous sampling method to measure electrical AC parameters and analyze harmonic. It can measure parameters of several AC circuits, display and carry on remote communication.

采用准同步采样算法进行电参量测量及谐波分析，可实现对多个回路进行测量、显示、远传。

Secondly, this thesis simulates CDMA Soft Handoff by using Hata transmition model and the threshold parameters on Visual C++ platform. Then through relevant experiments, it validate the impact of CDMA system threshold parameters in switching.

通过对软切换的分析，利用Hata传播模型和切换规则设置相关门限参数并在Visual C++平台上实现软切换的仿真设计，并通过相关实验，验证了CDMA系统中软切换各项参数取值对CDMA切换产生的影响，能够仿真CDMA切换功能。

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。