开关

The sample switch is installed such that the direction of switch operation is vertical and, upon depression of the stem in its center the whole travel distance ,the force of the stem to return to its free position shall be measured.

开关的动作方向垂直放置开关，在已有行程的推柄中心向上减小压力，推柄回到自由位置时所测量到的力

In the process of switching operation of 220kV primary equipment,the switch of motor power source tripped suddenly,and then electric arc occurred between the moving contact and stationary contact of disconnecting switch.

对一起因220kV一次设备在倒闸操作过程中，电动机电源开关突然跳闸，致使隔离开关动、静触头之间产生电弧，危及电网和设备安全的这一危险情况进行了分析，找出危险根源，强调执行反事故措施的重要性。

This text introduces the principles and functions of three-position disconnecting switch of 31.5 kV GIS in Liuliping substation, analyzes the secondary control mode of the device through the diagrams of logical relation and table of status, points out that the equipment safety operation is affected by incorrect design for adopting false status table and additional 4 illegal control modes to 4 normal control modes on switches.

沈世忠，黄东红摘要：本文介绍了六里坪变电所31.5 kV GIS三工位开关的原理和作用，并对该设备的二次控制方式运用逻辑关系图和状态表进行了分析，指出由于设计中采用了错误的状态表，运行中除了4种正常开关控制方式以外，增加了4种非法控制方式，影响了设备安全运行。

Cabin interior lights combined with door contact switch.

驾驶室内部照明灯利用门的开关作为开关

The rear door of switch cabinet cannot be opened if the grounding switch does not switch on.

接地开关处于合闸状态，手车不能进到工作位置，防止带接地开关合闸。

By analyzing the current researches of high voltage vacuum switch,the necessity and feasibility to research and develop 126 kV double-break vacuum circuit breaker are demonstrated,and some countermeasures are presented against the defects of the conventional double-break vacuum switch.

大连理工大学电气工程与应用电子技术系；许继集团有限公司在分析国内外高电压等级真空开关研究的基础上，提出了研发126 kV双断口真空断路器的必要性和可行性，并针对双断口真空开关存在的缺陷提出了解决措施。

Left side is 4 selection switches, the drum power selection switch may choose is the winch work or delivers automatically drills the work.

左侧是4个选择开关，滚筒动力选择开关可以选择是绞车工作还是自动送钻工作。

The pull-in voltage of RF MEMS switches at different actuations is presented.

吸合电压是MEMS静电执行器的重要参数，针对RF MEMS开关，详细分析了开关在不同执行方式下的吸合电压。

Type YOXWSKtemperature control device with a contract travel switch,may be supplied as optional part,It is usrd to provide the alarm and switching signals when the working oil in the fluid couping exceeds the limited the limited temperature.

本厂还备有YOXWK型温控开关，具有在液力偶合器内油温达到限定温度时不喷液而报警和输出开关量的功能，如需要请在合同中注明。

The factory is a professional production of various specifications of wire, plug wire, power cords, dimmers, foot switch, half-way switches, touch electrical fittings, etc. Electronics manufacturers, has always been excellent quality, reasonable price has been overwhelming majority of merchants support and recognition.

本厂是一家专业生产各种规格电线、插头线、电源线、调光器、脚踏开关、中途开关、触摸器等电子电器配件的厂家，一直以来以优良的品质、合理的价格得到广大客商的支持和认可。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。