开关

Put epoxy around and behind the switch, but be careful not to get any in the switch.

各地把环氧树脂和背后的开关，但小心，不要让任何的开关。

Based on the ring-shaped laser-diode array side-pumped Nd:YLF high gain amplifier and the conventional plan-concave resonator, a simple structure single-longitudinal-mode single-pulse Q-switched oscillator is demonstrated by taking advantages of mode-selecting property of passive Q-switches (Cr4+:YAG crystal) and etalons (formed by two end of uncoated Nd:YLF rod).

以激光二极管环形阵列侧面抽运Nd：YLF棒高增益放大器模块为基础，在经典的平凹驻波腔中加入一片Cr4+：YAG晶体作为被动Q开关，利用被动Q开关本身所具有的振荡选模功能以及两端不镀膜的Nd：YLF棒所具有的标准具效应，简便地实现了稳定的单脉冲、单纵模调Q输出。

Besides, we tattooed on skin of pig and removed by Q-switched lasers. According to these results, we suggest white, yellow, and flesh-colored inks must be approached carefully.

另外我们将化妆性刺青刺在猪皮，再分别用Q开关雷射处理，根据这些结果，我们建议白色、黄色、以及肤色，在用Q开关高能量短脉冲雷射处理时需特别小心。

The tanks can be filled to any desired quantity, the float switches sense full tank condition and automatically stop the fueling.

浮子开关位于油箱顶部测量油量油箱油量可按要求存贮，浮子开关测量油量并能自动停止加油。

Beginning from the original geometric sizes and the material properties of electromagnetic design of SRM, ANSYS , a finite element method business software, is employed to determine the flux linkage functionψ.

从开关磁阻电机电磁设计的基本尺寸和材料性能出发，应用ANSYS有限元商用软件计算出开关磁阻电机的磁链函数ψ。

The measuring systems are successfully used in the electromagnetic pulse measurement generated by impulse voltage discharge and switch operation in 500kV substations. Full waveforms of transient electric field, transient magnetic field, transient voltage of high frequency relay channels and low voltage alternative current power during switch operation period have been obtained, and the fast transient pulses in high frequency relay channels and AC power have been caught.

将该套测量系统成功地应用于500kV变电站开关操作产生的电磁脉冲的研究中，得到了开关刀闸操作时暂态电场、磁场、高频通道、交流电压等的完整波形，发现低压交直流电源系统和高频保护通道中存在非常严重的脉冲群干扰，初步解释了变电站二次电源模块经常损坏和高频保护经常误动的原因，提出了加强保护和研究的建议，进一步验证了测量系统的先进性。

The relationship between the switching frequency and the width of hysteresis loop is analyzed.

在控制器中引入滞环环节，使系统可以获得固定的开关频率，并分析了开关频率与滞环宽度的关系，给出了控制器参数的渊节方法。

The engagement of automatic diaphragm clutch was fulfilled by the on off signals with different frequency and pulse width.

自动膜片弹簧离合器的接合是由不同频率不同脉宽的开关信号驱动电磁阀来实现的，在建立膜片弹簧离合器接合控制模型的基础上，采用预测控制的方法克服了电磁阀开关的滞后。

The company has independently developed, development, production of the products have six series, more than 400 varieties, including: wire and cable series: high-temperature compensation wire, control cables, fire-retardant cables, anti-corrosion cable, power cable, 6 ~ 110KV crosslinked power cables, computer cables, silicon rubber cables, high temperature cables, fire-resistant cables, low smoke low halogen, low smoke zero halogen cables, such as the main cable tray; Temperature Instrument Series: ITS900 in line with the International Temperature Scale and IEC standards A, B-grade Thermocouple , Explosion-proof Temperature Transmitter integration, intelligent all-input temperature transmitter; Pressure / Differential Pressure Meter Series: general pressure gauges, precision pressure gauges, pressure / differential pressure switch, the general stress / Differential Pressure Transmitter, 1151 , 3051 smart capacitive pressure / differential pressure transmitter; Level Instrument Series: glass / glass level gauge, quartz glass tube liquid level, the electric-contact level gauge, magnetic liquid level transmitter, magnetic liquid level switch, input-type hydrostatic liquid level transmitter, liquid level transmitter float electricity, etc.; Flow Meters Series: All English Intelligent Vortex Flowmeter, Turbine Flowmeter; Display Instrument Series: Intelligent Control LED digital display device, Intelligent LCD screen controlled device, Guangzhu instructions figures, such as conditioning Alarm.

公司自主研制、开发、生产的产品主要有六大系列、400多个品种，其中有：电线电缆系列：高温补偿导线、控制电缆、阻燃电缆、防腐电缆、电力电缆、6～110KV交联电力电缆、计算机电缆、硅橡胶电缆、高温电缆、耐火电缆、低烟低卤、低烟无卤电缆主电缆桥架等；温度仪表系列：符合ITS900国际温标和IEC标准的A、B级热电偶，防爆型一体化温度变送器、智能全输入温度变送器；压力/差压仪表系列：一般压力表、精密压力表、压力/差压开关、普通压力/差压变送器，1151、3051智能电容式压力/差压变送器；液位仪表系列：玻璃管/玻璃板液位计、石英玻璃管液位计、电接点液位计、磁性液位变送器、磁性液位开关、投入式静压液位变送器、电浮筒液位变送器等；流量仪表系列：全中文智能涡街流量计、涡轮流量计；显示仪表系列：智能LED数字显示调节控制仪、智能LCD界面显示调节控制仪、光柱指示数字显示调节报警仪等。

This paper is based on the pingpong bridge field ground protection ,itpresents one point to ground protection scheme which include the self-checking method of switches.

本文针对乒乓式保护，结合开关自检方法提出了完整的一点接地保护方案：在两点接地保护方案中估算了开关切换过程中过渡电阻变化对接地点位置计算的影响，提出了故障位置偏差式两点接地的自适应判据，为了弥补该判据的缺陷，提出了结合二次谐波辅助判据的综合方案。

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％。