Introduces the application of pronunciation, circuit to electric locomotive automatic switch in mine.
介绍了语音电路在煤矿井下电机车自动停送电开关上的应用情况。
The full temperature automatic compensation circuit of bridge type is designed, which can improve the temperature stability, the major performance norm of the miniature specific electric machine.
设计了全温度自动补偿电路，提高微特电机主要性能指标的温度稳定性。
This paper introduces a new type of automatic packing machine, its functions, its electric gas circuit, its principle of works, and the main point of design.
本文简要介绍了一种新型全自动包装机的性能要求及其电气路工作原理、设计要点。
Applicable to communication audio frequency, broadcast sound system, meter, electric equipment and automatic equipment and anti-interference needed circuit shielded wire and cable.
通讯音频、广播音响系统、仪表、电子设备及自动化设置、需防干扰线路屏蔽电线电缆。
Automatic shutoff power semiconductor widely applied in electric circuit such as SM's power, ac variable-frequency power etc. But burning tube often affected its reliability.
自关断功率半导体器件在步进电机电源、交流变频电源等电子线路中应用广泛，而烧管子问题严重影响自关断器件工作的可靠性。
In this article, the PLC control in the automatic grain storage control system and the correlation hardware electric circuit as well as the software design are mainly introduced.
主要介绍了PLC控制在全自动粮库控制系统应用及相关硬件电路、软件的设计。
An electric shock and various life-saving automatic pressure instrument which mainly comprises an air transmission device and a motor start-stop and positive inversion control circuit;
一种触电及各类生命抢救自动气压仪，主要由空气输送装置以及电机启停及 正反转控制电路组成；
An electric shock and various life-saving automatic pressure instrument which mainly comprises an air transmission device and a motor start-stop and positive inversion control circuit;
一种触电及各类生命抢救自动气压仪，主要由空气输送装置以及电机启停及 正反转控制电路组成；
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