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Mining track inspection robot
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Mining roadway lamp with wireless communication function
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Low-power consumption identification card based on wireless radio frequency digital coding signal
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Coal seam gas analytic device
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Speed regulation control device suitable for mining endless rope winch
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Mining intrinsic safety type card reading substation
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Mining intrinsic safety type transmission substation device
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Intelligent miner lamp with voice talkback function
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Coal sample reducing mechanism
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Testing arrangement based on high-power mining converter of low pressure
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A kind of boiler bag-type dust equipment
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A kind of belt conveyer for coal mine protection system
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A kind of efficient low-consume mine dry-type deduster
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A kind of coal mine safety monitoring alarm control system
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A kind of multifunction wireless communication crusing robot
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Mining equiment water processing system
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A kind of laser methane sensor convenient for judging methane source direction
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A kind of safe mixing device of ultralow concentration gas and method
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A kind of energy-efficient dust pelletizing system and method
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Sewage disposal system
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