We first demonstrate the approach through a simple example, and then propose a structure of system artifacts based on formal levels of abstraction.
首先，我们会通过一个简单的示例演示此方法，然后提出一个基于正式抽象层次的系统产品的结构。
An FPGA-based receiving system for broadcasting video on Ethernet is introduced in this paper. The system featnres simple structure and high reliability by using of FPGA.
本文介绍了一种实用的基于FPGA的以太网视频广播接收系统，由于采用了FPGA技术，使得系统结构简单，可靠性高。
The system has simple structure and high reliability, and it has broad application prospects in safety monitoring of residential areas, buildings, hospitals and warehouses, etc.
该系统具有结构简单、高可靠性等特点，在小区、大楼、医院、仓库等的安防监控中有广阔的应用前景。
The system featured flexible configuration, simple structure, convenient operation and maintenance, and was suitable for small or middle scale cigarette distribution center.
该系统可根据需要灵活配置，且结构简单，使用维护方便，适用于中小规模的卷烟配送中心。
The multipath LED display system designed with the method is with simple in hardware structure, easy in software programming and low in price etc.
采用该方法设计的多路LED显示系统具有硬件结构简单、软件编程容易和价格低廉等特点。
The application results show that the system has many advantages, such as high anti - interference, high reliability and simple structure in hardware. Lt is of higher practical value.
应用结果表明，本系统具有抗干扰性强、可靠性高和硬件结构简单等优点，具有较高的实用价值。
The system is characterized with advantages of simple in structure, practical in use and stable in performance.
该系统具有结构简单、实用性强、性能稳定可靠等优点。
Simulation shows that with advantages of simple structure, quick response, and robustness, the controller can effectively improve the control of the system.
该控制器具有结构简单、响应快、鲁棒性强等优点，仿真表明这种控制器能有效改善该类系统的控制品质。
This BLCDM control system has the characteristic of simple structure, high dependability, and can be used in many fields.
同时，该系统还具有结构简单、可靠性高等特点，具有广泛的应用前景。
The experimental results indicate that this measuring system is both simple in structure and convenient for the measurement of dynamic path accuracy of industrial robots.
测量结果表明采用这种方法的测量系统结构相对简单，能够方便地进行工业机器人动态轨迹准确度的测量。
The result show that the system possesses the features of simple structure and excellent control characteristics etc without detecting the slip frequency of the rotor's magnetic field.
结果表明：不检测转子磁链的滑差频率矢量控制系统具有结构简单、控制性能优良等特点。
The card is simple in structure and it can be used in the control system with low speed but requiring high reliability.
这种转换卡结构简单，可以应用在对可靠性要求高而速率要求不高的控制系统中。
The controller does not depend on the model of power system. Using a local signal to realize its control, the structure of this controller is very simple.
这种控制器不依赖于被控系统的模型，采用当地信号实现控制，结构简单。
The system which will improve the grade of textile has simple structure, low cost, highly accuracy and quickly dynamic response.
该系统结构简单、价格低廉、对花精度高、动态响应快，大大提高了纺织产品的档次。
The basic characteristic of abstract monopoly service system with simple structure is described, and the axiom system on cost allocation of its common losses is built.
就具有最简单结构的抽象垄断服务系统的基本特性及其公共损耗的费用分摊问题建立了较为完整的公平性与合理性公理体系。
The system is of double clock design structure which makes the odd verifying circuit structure simple and easily effected.
系统采用双时钟设计结构，使得奇校验电路结构简单、易实现。
This design has been successfully applied in plasma nitriding controlling system. The fact indicates that this system has simple structure and stable performance, and also tend to be expanded.
该设计方案已成功的应用于等离子体渗氮控制系统，实际应用表明：系统结构简单，易于扩充，性能稳定可靠。
The system has good performance of variable polarity output, they also have a hardware circuit structure is simple, low cost, the system efficiency.
该系统在具有良好的变极性输出性能的同时，又具有硬件电路结构简单、成本低、系统效率高等优点。
The system has merit of simple structure, easily adjusting parameters, as well as good controlling effect, it has been proved in the study.
研究表明，该系统结构简单、参数调整灵活、控制效果良好，具有一定的使用价值。
The system has simple structure, high system reliability, and the data recorded are reliable and the operation and maintenance are convenient.
整个系统具有硬件结构简单、人机界面的管理功能全、系统可靠性高、记录的数据可靠、使用和维修方便等特点。
In addition, the hierarchical structure of the system, a simple change of "top-down" situation is complex, there is much more two-way link redundancy.
除此之外，其系统的层次结构，也变简单的“从上到下”的形势而为复杂的、有较多冗余度的双向联系。
Compared with the traditional temperature measurement instrument, this system has the advantages of simple structure, low cost, easy operation and high stability.
与传统的温度测量仪表相比，该系统具有结构简单、成本低、构建方便、工作可靠等特点，具有较高的应用价值。
The system enjoys the characteristics of quick test, high accurancy, simple structure, low cost, convenient operation and maintenance, etc.
该系统具有检测速度快、精度高、结构简单、成本低、使用维修方便等特点。
Because four-phase transmission system has the advantages of good symmetry and simple structure of its lines and poles, it has obvious superiority over other multi-phase power transmission system.
四相架空输电线路对称性好，线路及杆塔结构简单，在多相输电线路中具有独特的优势。
The advantages of the system involve simple structure, all light transmitted by fiber, easiness to realize long distance measurement and easiness to use.
该系统具有结构简单、体积小、全光纤化、易实现远程测量及使用方便等特点。
It establishes a planar wave acoustic passive localization model, and designs the general structure of the position system using simple passive acoustic sensor arrays.
建立了一种平面波声被动定位模型，利用简易被动声传感器阵列，分析并设计了定位系统的总体结构。
The practice show that the system have the special feature of simple structure and fast calculating.
实际应用表明，该系统具有结构简单，运算速度快等特点．。
The controller thus designed is quite simple in structure and insensitive to the variation of system parameters .
所设计的系统具有结构简单、易于实现和对扰动及参数变化灵敏度较低的优点。
The system has the following aspects as simple structure, convenient and reliable operatation and owning a possess warning function.
系统结构简单、操作灵活、运行可靠，对故障具有报警提示功能。
The system has the following aspects as simple structure, convenient and reliable operatation and owning a possess warning function.
系统结构简单、操作灵活、运行可靠，对故障具有报警提示功能。
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