技术基础

In the course of the teaching of "Fundamentals of Analog Circuits",the students have some difficulties in learning FET.

在&模拟电子技术基础&课程教学过程中，学生普遍反映对场效应管工作原理的学习存在一定的困难。

The theory and methods of CAD for three-unit fixed partial dental prosthesis crown bridge are studied, which is based on the design technology of single dental prosthesis crown bridge design. An integrated route of the design of crown bridge is put forward.

本文在基于特征的义齿单冠设计技术基础上，针对三单元固定冠桥的计算机辅助设计理论与方法进行了探索，形成了一套完整的冠桥设计路线。

Equipments are the substance fundaments of modem enterprises engaging in manufacturing, the main symbol in productive force level and modernization of enterprise.

设备是现代企业进行生产活动的物质技术基础，是企业生产力水平与企业现代化程度的主要标志。

To further improve the precision of sizable parallel 6-axis force platform with gemels the basis of present manufacture and calibration techniques, the paper adopts the sign function, and presents the friction model of platform with Stewart structure based on the screw theory and theory of influence coefficient.

在已有制造工艺及标定技术基础上，为进一步改善大型铰接并联六维测力平台的测量精度，本文基于螺旋理论和影响系数原理，引入符号函数建立了Stewart结构大型铰接六维测力平台的摩擦模型。

Hot-humid climatic wind tunnel paper introduced can simulate above natural climate environmental elements according to the variant velocity of flow and simulated solar radiant intensity regulation.

介绍的动态热湿气候动态风洞实验台，在传统风洞风速模拟与控制实验技术基础之上，通过增加太阳辐射模拟和空气温湿度控制，初步实现了对室外自然气候中太阳辐射、风速及温、湿度环境的模拟控制。

In order to meet the requirements of our customers in Taiwan based on the advanced remote control technology successfully developed a variety of loadometer controller, jammers and other equipment.

为了满足广大客户的要求，在吸收台湾先进遥控技术基础上成功研制出各种地磅控制器、干扰器等设备。

Basic situation and key achievements of steel pipe standardization were mainly introduced.

实践证明，标准化工作是国民经济和社会发展的技术基础。

In research of software engineering domain, we thought that one of the thorniest problems about component implementation was the abstract and extraction of domain components.

故本文在领域工程技术基础上，从特定领域建模的角度出发强调了领域构件的提取与抽象，并以机械加工工艺信息管理领域为例，分析该信息管理系统的领域特点后，进行了机械加工工艺信息管理构件的提取和抽象，并结合计算机软件总线的体系结构提出了基于机械加工工艺信息管理系统的应用软件集成框架。

Based upon the test and observation in the mine, the pre-weakening acting mechanism and the rule of the pre-blasting and the injecting water are explained, and by analyzed, it is get out that the row holes can be well utilized the mining pressure, the rational way to set the holes and the rational main technique parameters of pre-weakening are worked out for Honghui mines. These offer the technique basis for practice application.

根据现场试验和观测，分析论述了综放工作面坚硬顶煤预先爆破和注水的弱化作用机理和规律，认为采用按排布孔能较充分地利用矿压破煤作用，并进一步总结得到了红会矿区坚硬特厚煤层综放开采顶煤预先爆破粉碎区、裂隙区和裂隙发育区的范围及合理的布孔方式及其主要工艺参数，为现场实际应用提供了良好的技术基础。

The system is on the top rund in the national military aviation domain.

可以相信在原理样机的技术基础上研制成功的工程化产品，将彻底改变目前我国机载通信导航识别系统的结构方式和落后局面，缩短我国在该领域与国外先进国家的差距，在我国军用航空领域属于先进水平。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐