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On active disturbance rejection in temperature regulation of the proton exchange membrane fuel cells
Vibration absorbing mechanism for anchor gear support and operating method
Mechanism and method for implementing variable-section installation of base joint for tower crane
Automatic lifting type three-directional adjusting running tension platform
Modularized subway chassis and manufacturing method thereof
Single-degree-of-freedom nested underwater vehicle capturing mechanism
Milling machine frame and manufacturing method thereof
Modular end wall structure of metro vehicle and manufacturing method of modular end wall structure
Mechanical equipment maintenance device based on AR technology
Method applied to reverse slope tunnel drainage system
Overload-preventing hanging structure for tower crane