Because many netizens can not grasp the sand table points of sand table model, the field of vision model briefly introduces the basic requirements of terrain sand table. 1、 Sand table model has good practicability, which is widely used in the field of urban planning and design, showing the planning blueprint, and widely used in environmental management, engineering transformation, agricultural planning, real estate design and other fields. Used to mark its features. The characteristics of different models are different, and the materials used are also different. Each model is applicable according to the situation. Sand table model is the expression of the system, process, thing or concept being studied. In addition, we can also refer to the samples that are usually used for demonstration, experiment or casting mechanical parts, such as experiments, drawings, enlargement or reduction.

1.控制方式分别控制，遥控器2个，手动控制用普通开关或手动控制面板控制。手动面板装置使用薄膜触摸开关，可以安装在阀门表面或侧面，安装在侧面后，可以使用幻灯片解除发送。红外线遥控器是指完成除电源外的所有手动功能，遥控距离在8米以下。

1. The control mode is controlled by two remote controllers, and the manual control is controlled by ordinary switch or manual control panel. The manual panel device uses membrane touch switch, which can be installed on the surface or side of the valve. After being installed on the side, it can be released by slide. Infrared remote control refers to the completion of all manual functions except the power supply, and the remote control distance is less than 8 meters.
              

2.形成光电显示内容、路灯、主要区域范围线等，区分光纤为发光装置、射灯为光源、照明颜色。主题元素可以用不同规格的发光二极管来表示。光电控制系统由手动控制开关或计算机系统控制，显示部分由计算机存储器程序控制，可以通过固态继电器等功率放大器部件输入显示设备。

2. Form photoelectric display content, street lamp, main area scope line, etc., distinguish optical fiber as light-emitting device, spotlight as light source and lighting color. Theme elements can be represented by LEDs of different specifications. The photoelectric control system is controlled by manual control switch or computer system, and the display part is controlled by computer memory program, which can be input into the display device through power amplifier components such as solid state relay.

3.目前，模架和外部包装有两种木材结构和铝合金结构。盘子高度不到1米，视野角度约为20 -30度。目前包装结构越来越高 档豪华，可以根据用户需求设计包装类型，其基本要求是包装要与阀门协调，外观美观大方。

3. At present, there are two kinds of wood structure and aluminum alloy structure for mold base and external packaging. The height of the dish is less than 1 meter, and the visual angle is about 20-30 degrees. At present, the packaging structure is more and more high-grade and luxurious, and the packaging type can be designed according to the user's needs. The basic requirement is that the packaging should be coordinated with the valve, and the appearance is beautiful and generous.

4.语音系统简单的语音系统可以通过录音设备完成。如果要求较高，语音系统将使用计算机语言设计语音程序，并使用CD、CD驱动器、功率放大器和扬声器在计算机控制下完成搜索和播放。

4. Voice system simple voice system can be completed by recording equipment. If the requirement is high, the voice system will use computer language to design voice program, and use CD, CD driver, power amplifier and loudspeaker to complete search and play under the control of computer.

感谢大家耐心看完，如果想要更多关于沙盘模型的相关知识，欢迎联系我们网站：潍坊模型公司http://www.jnsymx.com！

Thank you for your patience. If you want more knowledge about sand table model, please contact our website: Weifang model company http://www.jnsymx.com ！