查询词典 parameter of population

Conventional aerial picture, which was obtained through aerial photoing, can get the information of objects according to parameter of camara and geometry ralation of the object and camera.

传统的航空影像是利用机载相机对目标进行航空摄影，根据相机的各项参数以及目标和相机的几何关系来获取目标的信息。

The new method is ap plied to parameter estimation of nonlinear regressive p...

并将其应用于求解非线性回归模型参数估计问题。

The motion dynamics and echo models of the precessing warhead in single frequency are set up. Based on a quantitative analysis on echo spectrum and micro-Doppler modulation of precessing cone, a precession parameter estimation method by echo correlation and spectrum width is proposed. The experiments on data by simulation and darkroom measurement verify the method.

建立了单频信号下雷达观测弹头的进动模型和回波模型，通过对进动弹头回波频谱与微多普勒调制特性的定量分析，提出了利用回波相关方法和频谱展宽估计进动参数的方法，并利用暗室测量数据对该方法的性能进行了实验验证。

The invention preheats and strengthens heating to a test part by the composite induction device on the same heating power, thereby improving the temperature gradient, limiting the overheating at the front of the interface along the smaller area, simplifying the processing parameter, acquiring the higher cooling speed, improving the mechanical properties of the material.

本发明是在同一个加热电源上通过一个复合感应加热装置对试件预加热和强化加热，提高了温度梯度，将过热局限在界面前沿较小的区域，简化了工艺参数，获得较高的冷却速率，提高了材料的力学性能。

These parameter and oneself are critical after the value preps according to, can issue signal of caution of gules be in danger to the society,.

这些参数与自身临界值比照后，会向社会发出红色遇险警示信号，。。。

Forecast conclusion from prognosticating model abot river water quality may conflict with existing data of environmental monitoring,because it doesn't import existing data of forecast point In allusion to this condition, to import parameter of existing data may make forecast conclusion approach fact

河流水质预测模型使用的参数未引入预测断面现状监测结果，使预测结果可能与现状监测结果发生矛盾。针对这一情况，通过对预测模式的推导转化，在模型中引入污染源现状源强和预测断面现状监测浓度，将预测结果同现状监测结果联系起来，使预测结果更贴近实际

At the same time, in order to analysis some indeterminacy of structure for example physics and geometric parameter, constraint conditions, stochastic wavelet FEM is proponed. Those methods make the applications of wavelet in structure engineering become more extensive.

同时，为了分析由于结构的物理、几何参数和约束条件等不确定性而引发的工程结构性能的不确定性，提出了随机小波有限元法，从而使小波在结构工程中的应用更加全面。

The system of CAPP can not only make decision scientifically,According to the experience knowledge of technologist and the process data,but also help people design a proper process planning, furthermore,and also calculating the process dimension,protracting the fig of working procedure choosing the cutting parameter and the optimizing the result of designing of techniques automatically, as a result a better and high quality technical rules can be designed . it make it possible to integrate the CAD ,CAM MIS etc .

CAPP不但能利用工艺人员的经验知识和和各种工艺数据进行科学的决策、自动生成工艺规程，而且还能自动计算工序尺寸、绘制工序图、选择切削参数和对工艺设计结果进行优化等，从而设计出一致性良好的、高质量的工艺规程，也使工艺设计与CAD、CAM、乃至MIS等系统的集成成为可能。

This article analyzes the working theory and the working forces of the drive wheel, pyramid wheel and outer ring during the transmission process. It also deduces the practical calculation formula of the pyramid wheel type variable speed drives, it also goes on the material calculation aim at the selection parameter. It protracts the assemble-drawing of the pyramid wheel type variable speed drives and the accessory-drawing of the mostly drive component. So it can express more clearly of the structure and process planning of the variable speed drives.

本文分析了在传动过程中变速器的主动轮、菱锥、和外环的工作原理和受力关系；详细推导了实用的菱锥锥轮式无级变速器设计的计算公式；并针对设计所选择的参数进行了具体的设计计算；绘制了所计算的菱锥锥轮式无级变速器的装配图和主要传动元件的零件图，将此变速器的结构和工艺等方面的要求表达得更为清楚。

Firstly this paper explores the main systerm modeling methods in hydraulic grab;then we focus the analysis on the kinematics and bear of the back shovel dig device, the request of the gig ability, the task efficiency , the endure intension; after that we creat a rational maths model and write a program to ananlysis the data acquired; finally, this paper gets the optimize parameter and scheme, and protracts the grab envelope chart.

论文首先对液压挖掘机主要系统建模方式进行探索，然后重点对反铲挖掘装置运动学及受力进行分析，分析反铲挖掘装置的挖掘能力要求、作业性能要求、作业效率要求、受力状态要求，进行运动学和动力学分析，创建合理的数学模型(设计变量、目标函数的确定)，利用合适的优化方法编写计算机程序，调试通过程序应用，最后对优化结果进行分析整理。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。