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CN105221156A
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A kind of open type rock roadway in coal mine hard rock mole starts stepping method
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CN105201523A
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Device for quickly unloading and storing duct piece of full facer
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CN105202191A
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Four-claw type main bearing sealing device of full-section heading machine
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CN105297807A
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Integrated trench open cutting heading machine with automatic backfill function
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CN105270435A
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Pneumatic trailer braking device for full face tunnel boring machine
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CN105214808A
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A kind of helical blade type grinding machine
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CN105197616A
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Reversible mobile crown block stockpiling device for coal storage yard
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CN105214792A
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A kind of sectional curve type lifting rib liner plate
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CN105275956A
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Cone nut for hydraulic machine
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CN105197516A
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Screw conveyor provided with material blocking and cleaning device
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CN105197619A
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Guiding device capable of directly receiving materials on ground in bulk cargo conveying process
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CN105214789A
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A kind of from screening rod agitating type grinding machine
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CN105217505A
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A kind of duplex type steel wire rope of windlass stress balancing device
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CN105197532A
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All-plastic carrier roller of belt conveyor
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CN104986522A
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Rotary vibration discharging device applied to arm type bucket wheel machine
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CN104859031A
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Vibration trowelling machine
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CN104879143A
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Compact hydraulic drive type segment storing and transporting mechanism
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CN104989414A
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Tunnel header main driving omnibearing direction adjusting device
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CN104859030A
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Concrete vibrator capable of realizing vibration in horizontal direction and vertical direction
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CN104907306A
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Retractable dust collecting cover
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