查询词典 sensors

First of all, the scheme of attitude stable control system is put forward, then attitude sensors, attitude determination arithmetic and implement devices are introduced. Lastly, reaction wheel system is studied and simulated.

首先给出了姿态稳定控制系统的总体方案；然后具体介绍了本系统所采用的姿态敏感器、姿态确定算法和执行机构；最后对以反作用飞轮为执行机构的姿态主动稳定系统进行了研究，并结合前面设计的控制律进行了仿真。

High efficiency of low voltage and without RF interference guarantees the reading distance and accuracy of a widely variety of sensors.

采用专门设计的线性稳压电源，多种电压输出，低压差工作效率较高且无射频干扰，能有效地保证各种感应头读卡距离与准确性。

Microcontroller through the infrared sensor part and the voice-activated sensor part of the coming changes in the signal to determine whether there are outsiders, if sent through the speakers or the diode to the police; infrared sensors, infrared emission through the launch tube to the receiving tube, two between elements of a connecting via infrared, when there are objects stand in the middle, they then pass on the changes in level microcontroller; Similarly, voice-activated sensor is converted into electrical signals into acoustic signals and then transmitted to the microcontroller; keyboard is used to set the alarm trigger conditions.

单片机通过红外传感部分和声控传感部分的传来的信号的变化来判断是否有外来者，如有则通过扬声器或者发给二极管来报警；红外传感器是通过发射管发射红外线到接收管，两个元件之间通过红外线进行连接，当有物体挡在中间时，便把电平的变化传给单片机；同理，声控传感器是把声音信号转换为电信号然后传送给单片机；键盘是用来设置报警触发的条件。

In this regard, some experts that the sensor only to meet certain conditions it will work, the design of airbag sensors there are many, some are lever-type switch or pendulum, as well as the spring load of wheel type, There are also products that use mercury switches.

对此，有专家分析认为，传感器只有在满足了一定的条件下才会工作，安全气囊传感器的设计有很多种，有一部分是采用摆锤或杠杆式开关，还有的是弹簧负载的转轮式，此外还有用水银开关的产品。

Particularly well-oriented mesochannels in mesostructured transparent thin films on solid substrates are of great interest because the functinalization of mesochannels in mesostructures has allowed one to confine organic functions in nanostructures,which have potential applications for hard coatings,energy conversion,solar cells,molecular separation,pH sensors by incorporating pH-sensitive dyes,dielectric layers,and sensing of chemical and biological analytes.

在固体基质上的介观结构透明薄膜中取向非常好的介观通道拥有巨大的研究价值，因为介观结构中的介观通道的功能化石我们能够把有机官能团限制在纳米结构内，这样就在硬质涂层、能量转换、太阳能电池、分子分离、由pH敏感的染料体现的pH传感器、绝缘层和化学和生物分析物的传感方面都有潜在的应用。

CeO2 doped ZnO nanowires were synthesized by thermal evaporation, then prepared as the heater type gas sensors. Under violet ray radiation (wave length: 370~395 nm), the gas sensitivity of CeO2 doped ZnO nanowires has been measured using static state distribution.

以物理热蒸发法制备的CeO2掺杂ZnO纳米线为气敏基料，制作成旁热式气敏元件，采用紫光（波长（为3702~395nm）激发，用静态配气法对浓度均为1×10^(-2)%的甲烷和一氧化碳进行了气敏性能的测试。

These sensors can be used in the area such as ship, vehicle, tank, satellite stability platform, robotics and many other areas.

此类传感器具有结构简单、抗振性好、性能价格比高等优点，可用于舰船、车辆、坦克、卫星稳定平台、机器人和自动化控制的各个领域，具有广阔的发展前景。

This machine adopts advanced PLC control of imports, the Chinese and British screen display, import electro-optical tracking sensors, automatic diagnostic alarm function, a smart temperature control instruments, two-way track the mechanical design, electrical VVVF, variable-speed gear wuji chain.

本机采用先进的进口PLC控制，中英屏幕显示，进口光电跟踪传感器，自动诊断报警功能，智能式温控仪表，双向追踪机械设计，电机变频调速，齿链式无极变速。

This exceptional diagnostic tool acquires valve data through very accurate travel sensors, which is analyzed and viewed on laptop or tablet PC for plant personnel to use in maintaining optimum control valve performance.

此独特的诊断工具可通过非常精确的阀门传感器收集阀门数据，此数据可通过电脑被工厂人员用于数据分析和观察，维护优化控制阀性能。

With the application of theory and technology of programmable logic controller -PLC, the control system of transplanting potted seedlings manipulator was developed. First, the hardware of control system for transplanting seedlings manipulator was designed in detail, including the implement components, electrical control components and sensors. Then the design and selection of cylinder, solenoid valve and travel switch, configuration of I/O interface and wiring of PLC were completed and ladder chart and repertoire were drawn up.

应用PLC技术设计开发了穴盘苗自动移栽机械手的控制系统详细地介绍了硬件结构即电气系统的设计，包括气缸、电磁阀及行程开关的选择、IO接点的分配及PLC接线图的设计，编制出机械手运动过程梯形图和指令表程序，完成了控制系统的安装和调试。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。