Facile synthesis of PdSx/C porous nanospheres and their applications for ethanol oxidation reaction
Betavoltaic effect in titanium dioxide nanotube arrays under build-in potential difference
Spraying equipment, vehicle and control method and device of spraying equipment
Sludge collecting device for municipal pipeline dredging
High-voltage box internal structure and high-voltage box
Energy-saving and environment-friendly building waste in-situ deep treatment equipment
Face recognition, acquisition and verification terminal