When the appointed time came to blast Yuri Gagarin into orbit, he simply pushed a button that completed the ignition circuit and watched the motors start.
当推送尤里·加加林进入轨道的预定时刻来临之际，他只是简单地按下一个按钮闭合点火电路并看着发动机启动。
Use relays, contactor, button, air switch and travel switch etc low-voltage constitute control circuit called relay contact control circuit.
使用继电器、接触器、按钮、空气开关、行程开关等低压电器构成的控制电路称为继电接触控制电路。
Two-channel operation: Redundancy in the input circuit. Earth faults in the Emergency Stop circuit and shorts across the emergency stop push button are also detected.
双通道操作：输入回路中存在冗余重复输入。急停回路中的接地故障及急停按钮相邻成对触点间的短路故障都将被检测。
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。
The electromagnetic circuit and the time presetting circuit are arranged in parallel and connected by the hitting button.
电磁电路和时间预置电路平行设置，两者通过打击按钮相连。
The keyboard circuit selects the interface circuit of freestanding button.
键盘电路选用独立式按键接口电路。
But this time whether replacement circuit boards, or press the button, they can not return to position.
但是这次不管更换电路板，或者是按下按钮，都无法回位。
Front Insurance button, when short circuit or open circuit can protect the motor will not damage.
前置式保险按钮，有短路或断路时可保护马达不会损坏。
Hardware designs the interface circuit between ATmegal280 and GPS. electronic compass, inclinometer, beacon receiver or digital tuner, including DC motor drive, button, display peripheral circuits.
详细介绍了GPS、电子罗盘、数字高频头、信标接收机、直流电机驱动、按键、显示、通信等关键硬件电路设计。
Application: it's applied to break or contact fire fighting alarm system by remote control for electric circuit, it's also available for remote trip by pressing emergency stop button.
应用：可对电气线路遥控断开、联络消防报警系统，也可以通过急停按钮遥控脱扣。
The utility model comprises a casing body, a knife head seat, an electric cutting button switch, an electric coagulation button switch, and a circuit plate.
本实用新型包括壳体、刀头座、电切按钮开关、电凝按钮开关和电路板。
The utility model comprises a casing body, a knife head seat, an electric cutting button switch, an electric coagulation button switch, and a circuit plate.
本实用新型包括壳体、刀头座、电切按钮开关、电凝按钮开关和电路板。
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