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Slag discharge device and double-wheel slot milling machine
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Continuous wall grab bucket device and control method thereof
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Continuous wall grab bucket device and control method thereof
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System and method for dredging pipeline and double-wheel slot milling machine
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Broken rock pile machine circulating device and broken rock pile machine
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Pulse rock breaking drill bit and pulse rock breaking drilling machine
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Broken rock drill bit and broken rock drilling machine
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Impact wave rock crushing device and pile machine equipment
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Drill rod of plasma pile foundation equipment and plasma pile foundation equipment
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Rock crushing pile machine
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Plasma pulse rock breaking pile machine
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Transmission case, power head and rotary drilling rig
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Control device, control system and control method for pressure of hydraulic cylinder
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Clamping tool
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Lifting device and rotary drilling rig
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Swing hoisting device and rotary drilling rig
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Construction method and device for pile foundation pore-forming
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Winch device, winch depth sounding equipment and winch depth sounding method
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Weather early warning method and device and electronic equipment
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Pile foundation construction method
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