查询词典 lightning-rod

Based on the test results, it analyzes the effect of atmosphere pressure on the 50% lightning impulse discharge voltage U50 of the long air gaps, and obtained the relationship between the U50 and air gap distance d.

本文首次在大型多功能人工气候室内对长0.5～2.0m 的棒－板空气间隙雷电冲击50%放电电压与气压的关系进行了系统试验研究。

Breakdown and discharge under 1.5KV lightning wave.

1.5KV的雷击波应击穿放电。

In this paper, a series of laboratory investigations were carried out for the first in the multifunction climate chamber on the lightning impulse discharge performance and voltage correction of 0.5~2.0 m long air gaps at low atmosphere pressure.

2004高压年会，，中国电机工程学会高电压专业委员会本文首次在大型多功能人工气候室内对长0.5～2.0m 的棒－板空气间隙雷电冲击50%放电电压与气压的关系进行了系统试验研究。

Tsing-HuaUniversity is an expert in lightning protector sector who has a long history of study in it.

在清华大学，研制开发雷电浪涌防护装置已有多年的历史和丰富的经验。

Series of GE380AC/220AC lightning surge protector are the renovate production based on years' research and products are more advanced in configuration and electron.

现在本公司生产的GE380AC/220AC 大力神系列电源用雷电浪涌防护装置是经九载深入研究的更新产品，产品在结构和电子化方面更加先进。

When in 1995, the 380/220V exchange current lightning surge protector over voltage device had already been exploited in Tsing-HuaUniversity. Its design was accord with the nation and related international standard, and also confirmed by former China Electric Power Department and InstrumentQualityTestCenter.

早在1995年，根据国家和有关国际标准研制的380/220V交流电源用雷电浪涌过电压防护装置，通过了原中国电力工业部电力设备及仪表质量检验中心检测认证合格。

The system bends down the battery module by the light, the high frequency switch incorporation inversion power source, the metering mechanism, the lightning protector and the electrical power distribution system is composed.

系统由光伏电池组件、高频开关并网逆变电源、计量装置、避雷装置及配电系统组成。

We provide you with the following high-quality components, you need to improve the reliability of the equipment: signal isolation / transmitter, relay / optocoupler, lightning / surge protector, switching power supply, with a total Line interface, filter / anti-modules, industrial connectors, sensor / actuator interface module, printed circuit board connector, on-site joint boxes, terminals, the button / indicator light, control / Bus cables and other products.

我们为您提供下述的高品质元器件，以提升您所需设备的高可靠性：信号隔离/变送器、继电器/光电耦合器、防雷/浪涌保护器、开关电源、总线接口、滤波器/抗干扰模块、工业用接插件、传感器/执行器接口单元、印刷电路板接插件、现场接线箱、接线端子、按扭/指示灯、控制/总线电缆等产品。

Produces the red flash under the computer F-V signal function which supple gently changes, in the start process electric current is smaller than the normal work electric current, the voltage imitates 20V to start gradually to elevate until 220V, completely has avoided to the photosource electricity impact; The digital electric circuit board installs the radiator, the light bulb service life may enhance above three times; Canada supposes the lightning protector, further enhances the lamp equipment the service life.

在电脑F-V讯号作用下产生柔和缓变的红色闪光，启动过程中的电流小于正常工作电流，电压从120V开始逐渐升高直到220V，完全避免了对光源的电冲击；数码电路板加装散热器，灯泡的使用寿命可以提高三倍以上；加设避雷装置，进一步提高灯器的使用寿命。

6"Ball cover, Features beauty,refinement; The precise step enters the electrical engineering to drive, go placidity,go to nicety;shift aptitude, Horizontal speed 0.5°/s---240°/s ,Vertical speed 0.5°/s---200°/s;Vertical running have function to "Auto-flip, 360°continous horizontal flip;Dome speedauto-shift--- The speed of housing become the zoom lens depth to increase its speed pro rata lower gradually, a little bit on guard function; Auto-focus,auto-iris,Tum to surge and lightning strike protector;Menu setup and control function,estate memory before break off electricity and auto-resume

6英寸球罩，外型美观、精巧；精密步进电机驱动，运转平稳，定位准确；智能变速，0.5°/S－240°/S水平变速，0.5°/S-200°/S垂直变速；垂直转动有&自动翻转&功能， 360度持续水平转动；云台速度自动调整—云台的速度随变焦镜头深度的增加其速度按比例逐渐降低，守望点功能；自动聚焦，自动光圈，内置浪涌及雷击保护装置；菜单设置及控制功能，断电前状态记忆及来电自动恢复功能；64个预置点

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。