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Sinking escape self-rescue device and self-rescue method for seabed mine car in walking process
Vehicle-mounted double-city weather display method based on LBS navigation mechanism
Anti-dislocation structure of tunnel crossing active fault
Convenient and flexible multifunctional inspection vehicle
Engine cooling system, vehicle, control method and storage medium
Method for manufacturing coil spring and variable pitch coil spring
Hollow structure composite material control arm and preparation method thereof
Hollow structure composite material control arm and preparation method thereof
Vertical conveying equipment for hydrogenation standing type hydrogen storage pressure vessel
Crane alarm device for electric power facility and working method
Bionic fish capable of fishing pollutants at pond bottom
Portable unmanned aerial vehicle takeoff and landing platform
Device for installing and positioning horizontal support