查询词典 the metric system

A general model supporting the most commonly used scheduling algorithms for multi-core CPU is constructed by a PTL formula S, and the desired property of the system is described by a PTL formula F, then whether the system possesses the property can be identified by proving whether or not S implying P is a theorem based on the axiomatization of PTL.

使用PTL公式建立了支持当前主流进程调度算法的多内核处理器进程调度一般模型S，并将系统期望的性质描述为PTL公式P，在PTL公理系统的基础上，通过证明S蕴含P是否为一个定理来验证系统是否具备该性质。

Full curving axis coordinate system, one of the bases of quantitative graphs, is a category of curving axis coordinate system.

全曲轴坐标系是曲轴坐标系统中的一类，是量化图形的数学基础之一。

Meanwhile, Curvilinear Coordinate Quantitative Graphics Thematic Mapping System's development provides a feasible thread for the application of full curving axis coordinate system in the area of geo-information visualization.

同时，进行曲轴坐标系量化图形专题制图系统的研发，为全曲轴坐标系在地学信息可视化中的应用提供参考。

By doing research on the composition, the basic coordinate grid and combination graphs of full curving axis coordinate system, this paper reveals the ability to express various statistical data with full curving axis coordinate system quantitative graphs.

该文通过对全曲轴坐标系的构成、基础坐标网和组合图形的研究，展现了全曲轴坐标系量化图形用于表现各类统计数据的能力。

Based on the prior art, the optical engine according to the invention has the improvements that, three optical axis steering components are respectively introduced into red, green and blue light illumination systems, and an optical axis lengthening structure is introduced into the green light illumination system, so that optical axes of the red, green and blue light illumination systems, each of which is from an LED resource to the optical axis steering component, are counterclockwise rotated for 90 degrees, parallel with each other, parallel with an optical axis of a projection lens, arranged in a same plane and positioned under the projection lens, luminous faces of three LED luminous chips of the red, green and blue light illumination systems are in a same plane, and the three LED luminous chips can be mounted on a same heat-radiating plate, therefore, the heat-radiating system has a simplified structure, and the optical engine has reduced size.

在背景技术所述的光学引擎的基础上作以下改进，在红、绿、蓝光照明系统中引入三个光轴转向器件和在绿光照明系统中引入光路加长结构，旨使：红、绿、蓝光照明系统各自的从LED光源至光轴转向器件部分的光轴朝逆时针方向转动90°、互相平行、与投影镜头的光轴平行、居同一平面和位于投影镜头的下方，红、绿、蓝光照明系统的三个LED发光芯片的发光面居同一平面，三个LED发光芯片可安装在同一块散热平板上，散热系统的结构简化，所述的光学引擎的尺寸减小。

According to the business processing of one axletree manufacturing enterprise,design the development models of its production management system.Based on these models,relative software company developes practical system for the manufacturing enterprise,and it runs well in the manufacturing enterprise.

基于UML这种面向对象建模语言和技术，结合某加工制造企业生产管理的业务流程，建立了生产管理信息系统的开发模型，在模型建立的基础上，相关软件企业开发了实用的信息系统，并且在该加工制造企业投入实施，取得了满意的效果。

Based on the success of the industrialization of the process of catalytic distillation of methyl acetate hydrolysis, the new process of catalytic distillation of methyl acetate and methanol azeotrope hydrolysis and related fundamental research were studied. These can make further improvement on the process in order to simplify the process and reduce the energy-consumed of the recovery system. In addition, theoretical system of the simulation and design the catalytic distillation process were established, which can provide the basis of the pilot plant and industrialization in the future.

本文在催化精馏水解工艺工业化成功的基础上，进行了醋酸甲酯和甲醇共沸物催化精馏水解新工艺及其相关基础研究，以进一步改进工艺，达到简化流程及节能降耗的目的，同时建立起催化精馏过程模拟和设计的理论体系，为中试及将来的工业化打下了坚实的基础。

The thesis first probably explains BrushLess Direct Current Motor, and discusses the related control methods, explains the background and Meaning of back electromotive force which is used in the thesis.Then the thesis expounds the basic component parts,the basic running principle,the running characteristic and transfer function of the BLDCM.And then the thesis detailedly dissertates its research pivot: the simulation of BLDCM system in MATLAB based on the method of Back-EMF and the control system of Digital Signal Processor based on the method of Back-EMF.

本文首先对无刷直流电机进行了概述，并对其相关控制方法进行了讨论，说明本文所采用反电动势法的背景和意义；接着论述了无刷直流电机基本组成环节、基本工作原理、运行特性和传递函数，然后是详述本文研究的重点：基于反电动势法的MATLAB调速系统的仿真以及基于反电动势法的DSP控制系统的实现。

The system of hotel management is a typical application of management information system,which mainly includes building up data-base of back-end and developing the application interface of front-end.

型的管理信息系统，系统的开发主要包括前端的程序开发和后台数据库的建立和维护。

A method and system for providing back-up server functionality in an image processing system.

在图像处理系统中提供备份的服务器功能的方法和系统。

Objective To investigate the relationship between ovum fertilization rate and sperm morphology, acrosome reaction in IVF and to explore the influence of parameters of sperm on fertilization rate.

目的 研究体外受精(in vitro fertilization，IVF)中精子形态、顶体反应与卵子受精率之间的关系，分析精子各参数在IVF受精率方面的参考意义。

A: I hear Mr. White wants to run for the Presidency!

我听说怀特先生要参加总统竞选！