查询词典 circular current

In order to model complex hair styles, such as curly hairs and wavy hairs, we first construct five types of surfaces and three curves: curved cylinder, curved circular frustum, curved prism, curved edged frustum, curved revolving paraboloid, and curved cylinder helix, curved circular frustum helix and curved revolving paraboloid helix. Then we give the expressions for points and normal vectors on these surfaces, suitable to composition.

为了构造复杂发型，例如卷发发型和波浪发型，我们首先构造了五种曲面和三种曲线：弯曲圆柱面、弯曲圆台面、弯曲棱柱面、弯曲棱台面和弯曲旋转抛物面，以及弯曲圆柱螺线、弯曲圆台螺线和弯曲旋转抛物螺线，并且给出了这些曲线曲面上适合于拼接的点和向量的表示方式。

The researchers next plan to measure circular polarization in other organisms, and to analyze circular polarized light reflected from Mars.

研究人员的下一步计划是在其它生命体中测量圆偏振，并且分析从火星上反射来的圆偏振光。

As the key regulation method and technical measure for circular economy development, the material flow analysis took the important advancement function regarding the mining circular economy implementation and development.

物质流分析作为循环经济的核心调控手段和技术措施，对于矿业循环经济的实施和发展具有重要的推进作用。

By applying the new measure to scene matching, and by using circular windows in the searching process, a minimum maximum circular measure based robust image matching approach was proposed.

以此度量作为景象匹配的相似性度量，并在搜索的过程中采用圆形窗，获得了一种鲁棒的图像匹配方法，即基于最小最大圆度量的鲁棒模板匹配方法。

First, the state～space equation of the circular inverted pend ulum system was established based on the Lagrange Equation. On the base of that, the circular inverted pendulum was swung up by the energy control strategy, and the controller of the system was designed by the pole placement of the optimal control theory. Second, in order to realize the observation for the unknown vari ables, stable state observers were designed based on the equivalent principle of sliding mode variable structure.

该方案在采用 Lagrange 函数建立状态空间方程的基础上，利用能量控制策略实现自动起摆；采用最优控制理论中的极点配置法设计倒立摆系统的控制器；同时利用滑模变结构的等值原理设计观测器，实现对系统未知状态变量的观测。

In this paper we derive the. curve equation of tooth profile on the basis of its meshing principle and discuss the necessity and possibility of replacing the equidistant curve which in the circular section of lang arc external pendulum curve by circular arc.

本文从其啮合原理出发，导出齿廊曲线方程，论述了以圆弧替代长幅外摆线环形部分等距曲线的必要性和可能性，提出圆弧齿形替代要求，运用最优化方法，给出最优设计方案。

Ring: a circular object, form, or arrangement with a vacant circular center.

圈，环状物体，形式和排列，有一个空的圆形中心

Based on analysis of structure and function of bridging diamond circular saw,and in order to reduce the manufacture costs,the crossbeam structure of diamond circular saw was redesigned.

在研究分析桥式金刚石圆盘锯结构、功能的基础上，对金刚石圆盘锯横梁结构进行重新设计以达到降低生产成本的目的。

At the same time is engaged in a variety of high-grade carbide circular saw the film production and sales, the company has for many years been committed to all types of carbide circular saw the development and production of films, with a perfect process design, production technology and other advanced features, And a sound supporting equipment to ensure the quality of each blade.

同时是从事于各种中、高档硬质合金圆锯片的生产与销售，公司多年来一直致力于各类硬质合金圆锯片的开发与生产，具有工艺设计完美，生产技术先进等特点，并有完善的配套设备来保证每一锯片的质量。

The circular saw is used as the research object, the experiments are processed separately on the fixed and the rotating circular saw, and the obtained results show the effectiveness of the control system.

本文以圆锯为研究对象，设计了实验装置，分别对固定状态和旋转状态的圆锯进行了振动主动控制实验，实验结果说明了所设计控制系统的有效性。

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。