The hold switch deactivates the buttons on the cassette holder.
HOLD开关可使卡带架上的钮键失效。
The utility model belongs to a welding holder type controller used for controlling the on-off of a welder, mainly comprising a transformer, a contactor, a relay and a switch indicator circuit.
本实用新型属于一种控制焊机启闭的焊把式控制器，其主要由变压器、接触器、继电器、开关指示电路所组成。
A teaching demonstration circuit board consists of a receiver, a battery holder, a steering engine, a touch switch, a transmitter, a steering box and light emitting diodes.
一种教学用演示电路板，由接收机、电池盒、舵机、触碰开关、发射机、舵盒、发光二极管组成。
The lamp holder has a switch, and has simple and compact structure, small volume and high carry current.
灯昨具有了开关，而且结构简单、紧凑，体 积小，通电电流大。
The main panel part comprises a sample holder arranged at the upper part of the panel, and a two-way switch, wherein the upper end of the sample is fixed on the sample holder by a fixing clamp.
主面板部分包括面板上方安装的样品架，样品上端通过固定夹固定在样品架上，面板上同时安装有一个双向开关。
When the hammer safety leaves the safety hammer holder, the switch button ejects, and the circuit is connected, so the sounder issues an alarming signal.
当安全锤离开安全锤座时，开关按钮弹起，电路连通，此时发声器发出报警信号。
When the hammer safety leaves the safety hammer holder, the switch button ejects, and the circuit is connected, so the sounder issues an alarming signal.
当安全锤离开安全锤座时，开关按钮弹起，电路连通，此时发声器发出报警信号。
应用推荐