原则上讲，所有的acts_as插件工作原理相同。
In principle, all acts_as plug-ins work the same way. You always follow these steps to build an acts_as module.
阿喷气发动机的工作原理有一个平等，相反重新行动的艾萨克牛顿第三定律的物理，即每一个行动的原则。
A jet engine works on the principle of Sir Isaac Newton's third law of physics, i. e. for every action there is an equal and opposite re-action.
介绍了各种空压机的分类和工作原理及其性能特点和空压机的选用原则。并且讨论了如何确定空压机的流量和压力。
Classification, work principle and performance of various air compressor, choice principle of air compressor are introduced in the paper. And how to determine flux and pressure is discussed.
摘要：本文介绍了光纤直放站的工作原理、传输方式、使用特点、应用及原则。
Abstract: : This paper introduces work principle, the transmission way, service characteristics, application and principles of fiber optic repeater.
本文以某一熔体泵为例，探讨了熔体泵的工作原理，给出了聚合物熔体泵的设计原则。
Taking the specified melt pump as a example, its working theory was discussed, and some principles of design were introduced.
NET的OPC的物流控制系统设计思路和调度原则，详细阐述了信息追溯系统的工作原理和相关问题分析。
NET OPC logistics control system design mentality and the dispatcher principle, elaborated principle of work and the related problem analysis about the information backward system in detail.
本文介绍了微波物位仪的工作原理及特点，给出了选用原则，安装注意事项。
This paper introduces the working principles and characters of microwave level instrument, gives its selective principles and some votes in installation.
对DF 11型内燃机车按单司机值乘进行了改进设计，介绍了改进原则、工作原理和改进方案。
The improvement design is carried out for DF11 diesel locomotive with single driver operation. The improvement principle, working principle and program are introduced.
阐述了气体辅助注射模具设计的一般原则，介绍了气针的工作原理和选择方法。
The general design principle of gas-assisted injection mould design is discussed. The working principle and selection method of gas pins are introduced.
提出定扭矩攻丝机的设计原则，阐述了工作原理，通过自制攻丝机试验证实了该结构的可靠性。
It is pointed that design principle and processing principium for stable twisting moment tapping machine. And reliability of the construct is confirmed through testing of self made tapping machine.
分析了磁短路环的工作原理，给出了磁短路环设计中的结构参数和材料的选用原则。
The thesis also analyses working principle of the magnetic short circuited ring, recommends structural parameters in magnetic short circuited ring and its selection principle.
介绍了数码相机结构及其工作原理，提出了数码相机的选购原则，并探讨了数码相机的研究和发展趋势。
This paper introduces the structure and work process of digital camera, and puts forward the principles of choosing and buying it, and discusses the trend of its research and development.
介绍了速度信号滤波器硬件电路的设计，分析了其工作原理、响应特性和参数选取原则等，给出了微机控制中速度信号处理的软件实现方法。
The working principle, response characteristics and parameter selection rules, etc. are analysed. The software realizing method for speed signal processing in computer control is given out.
介绍角接触球轴承预紧的类型及工作原理，给出了预紧选择原则和确定预紧力的计算方法。
The types and working principle of preload of the angular contact ball bearings are introduced, the selection rules of the preload and calculation method of determining preload force are given.
阐述了矿用调度绞车凸轮排绳机构的工作原理和设计计算原则。
This paper expatiates the working principle of CAM rope ranging machine for assistant wind in mine and the design calculation.
根据碾压混凝土和稳定土材料的摊铺特点，分析了此类摊铺机振捣装置的工作原理，论述了振捣装置振幅的调整原则和振捣频率的选择。
The paper analyzes the working principle of tamping equipment of the paver and discusses the adjustable principle of amplitude of tamping equipment and selection of tamping frequency.
同时，阐述了如何分析生产线上存在的浪费以及如何结合人因工程原理和动作经济性原则去改进不合理工作台布置和操作。
And tell us how to find the wastage on product line and how to improvement irrationality worktable and operation with movement economical principle .
本文着重阐述了该仪器的设计原则、关键问题的解决、工作原理和主要技术指标。
The authors introduced the fundaments of degian, the working principles and the technical indexes of the instrument, also how to solve the problems of crucial importance in design.
本文阐述了一种简单的相序保护器的工作原理及其参数计算原则，讨论了元件参数之间的相对关系和优化问题。
This paper describes the operation principle of a simple phase sequence relay, its parameter calculating method, and the correlative relationship and optimization problem on element parameters.
收集了国内外典型的空气锤结构，了解空气锤工作原理，确定了空气锤结构的设计原则及方法。
This paper collects the typical structure of air hammer, understands the principle, determines the design principles and methods.
本文阐述了一种用于微波波段的脉冲鉴相器的工作原理、主要参数的选择原则，并对其进行了取样效率的理论分析。
The operating principle and the choice of the main parameters for a new pulse phase detector used in UHF band is described. The sampling efficiency is discussed.
给出了此电路的工作原理、动态变量方程和设计原则等理论结果，分析了该新型电路拓扑的特点。
The principle, dynamic equations of variables and design concept are given. The characteristics of this circuit are presented in this paper.
然后详细地剖析了输入法引擎标准，包括设计原则，体系结构，数据结构，模块接口和工作原理。
Then the IME Standard is illustrated in detail, including philosophy of design, architecture, data structure, module interface and rationale of mechanism.
对PV C - U管材挤出成型模具工作原理、设计原则、主要设计参数的确定、结构特点及关键部件进行了理论分析，并结合生产中取得的经验数据加以改进。
The operating principle, design philosophy, determination of the main design parameters, structure characteristics and the key parts of the extrusion mould for PVC-U pipes were analyzed theoretically.
介绍了一种适用于大中型轧机的新型升降台的结构特点、工作原理、主要参数及其选择原则。
The paper introduced the structural features, work principles, key parameters and their determination of a new type of lifting table applied to large-medium-sized mill.
阐述空调水系统水力平衡的基本设计原则，介绍几种平衡阀的工作原理及其在系统中的合理应用。
The design principle of hydraulic balance in air conditioning water system was illustrated and several kinds of balancing valves and their proper application in the system have been introduced.
文中给出了电路参数的选取原则和详细电路，并对其工作原理进行了分析。
This paper presents the principle of selection of circuit parameter and detailed circuit, and also the analysis of the principle of action.
对绝对式、增量式和混合式光电轴编码器的工作原理进行了综述，介绍了光电轴编码器的选型原则、转子速度的测量和转子位置的测量方法。
There summarize the operating principle of absolute, incremental and hybrid encoder, introduce the choice principle of optical-encoder model and the measuring method of rotor speed and rotor position.
介绍桂林漓江旅游航线游船平衡管理系统的结构、功能、系统设计开发的特点、设计原则、以及系统的工作原理和应用效果。
A yacht activities management system is described in structure, function, feature of design, principle of design and operation, as well as application.
概述了FU型链式输送机的工作原理、性能以及在选用时应注意的原则，并介绍了在氧化铝熟料窑电除尘系统中的应用。
This paper summarizes operation principle, performance and selected notable fundamental of fu type chain style conveyer. And the application is also introduced in ESP system for Al2O3 chamotte kiln.
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