查询词典 sensors

Various sensors are incorporated into the network to achieve higher requirement in safety,accuracy and real time operation in message transmission,and most of the monitor requirement has been met.

该监控网络集成了多种传感器，在信息传输的安全性、准确性、实时性方面达到了较高要求，能满足大部分的监控需要。

For a dual-sensor application, the maximum loop resistance for each sensor is 20 W. This means there can be no more than 17.5 W on each of the black and red wires (sensors have a black and a red lead) for single-sensor applications, and no more than 10 W on each of the wires for dual-sensor applications.

双传感器的最高阻值为每个传感器是二十瓦特这意味着可以有不超过一十七点五瓦特对每个黑和红色电线（传感器有一个黑色和一个红色的线）为单传感器的应用，和不超过10 W对双传感器的应用。

In wireless sensor network,nodes are always deployed randomly and redundantly,the effective amount of sensed information of different sensors may be different.

为了适应传感器网络的特点，扩展了传统公平性的定义，提出了一种基于信息量的公平性定义，并基于该定义提出了一套公平性控制模型CFRC。

The principle,advantages,disadvantages,application areas and the problems in application of the distributed optical fiber sensors based on optical time domain reflectometer are summerized.

总结了基于光时域反射(OTDR，BOTDR，ROTDR)的分布式光纤传感器的原理、优缺点、应用领域以及在应用中存在的问题。

The distributed optical fiber sensors based on optical time domain reflectometry are the easiest ones to become products in all these distributed optical fiber sensing technology.

而在众多分布式光纤传感技术中，基于光时域反射计的分布式光纤传感器是最容易实现工程化、产品化的技术。

Rotation sensor is an important branch of sensors and it is very crucial for systems to apperceive, acquire and detect information. In this paper, a photoelectric regular polyhedron rotation sensor was designed for the fine measurement of the rotator's speed.

本文所研究的光电式正多面体转速传感器，是针对于回转物体的转速进行高精度测量的一种装置，它可以将回转物体的角速度信息转换成电脉冲信号，并进行测量显示。

The designed photoelectric sensors of regular polyhedron rotation realized to adjust the

本研究对该传感器的性能进行了测试，结果表明光电式正多面体转速传感器误差小于3%，测量精度的一致性比较好，基本上达到了设计要求。

Various sensors and relay were connected to upper computer to form building automation system, and the program of controller was compiled with C language.

可外接各种传感器并与继电器和上位机相连，构成楼宇自动化系统，控制器程序使用C语言编程。

Then the types of upper sensors are determined. The CMOS chip AT89C2051 is used in this system because there is only a small quantity of program to be stored. This system uses wireless transmission module D21DL to form the network of wireless transmission. In this way, such disadvantages as low removability and expansibility and longtime construction are avoided. Digital filtering method is applied to improve anti-jamming performance.

由于程序存储量较少，现场的CPU选用ATMEL公司的低档型芯片AT89C2051；为了避免采用有线数据传输导致的系统可移动性差、系统扩充性能差和系统布置线缆繁琐、施工周期长等缺点，本系统采用了无线数据传输模块D21DL构成系统无线网络传输；同时设计了包括电源电路、显示电路、存储电路和报警电路等构成系统的所有电路。

The linearity, sensitivity, repletion, stability and fatigueperformance of FBG pressure sensors have been investigated.

并研究了光纤光栅压力传感器的线性度、灵敏度、重复稳定性以及疲劳性能。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。