Exterior lighting switches should be easily accessible, simple and protected from weather.

外部照明开关应方便，简单和天气的保护。

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This puper expounds explosion-proof property of lighting switches used in underground tunnel working area etc.

论述了用于井下巷道工作面等处照明开关的防爆性。

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The switches, which must be durable enough to withstand military demands and have special optics for all types of lighting conditions, are often priced as high as $500 each.

这些开关必须足够坚固能满足军用的需要，并且有能适应各种光学环境的专用光学零部件，这些部件的价格可能高达每个500美元。

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The ZigBee wireless protocol was designed as a cheaper and lower-power alternative to Bluetooth and Wi-Fi for embedding in lighting switches, thermostats, smoke detectors and other sensors.

ECONOMIST: The much-talked-of smart grid prepares to enter the home

At least three major wireless protocols -- INSTEON, ZigBee and Z-Wave -- vie for adoption in wall switches for lighting.

ENGADGET: Switched On: The roads to home automation

Three, the Panamera has a wonderful, architectural-quality interior, leather-stitched to a fare-thee-well and glowing with sloped banks of beautifully detailed switches and indirect cabin lighting.

WSJ: 2013 Porsche Panamera GTS Review: The Car for Today's Jay Gatsbys? | Rumble Seat by Dan Neil