Automatic brake anti-skid device for safety protection of gantry crane for port and wharf containers
Corrugated pipe lifting device suitable for auxiliary chamber of hard-shaft single crystal furnace
White list-based vehicle passing method and system, and medium
Property management system integrated with parking function
Salvage basket and use method thereof for salvaging drowning people
나팔 형상 단부를 갖는 슬리브 베어링을 포함하는 카트리지 핀 어셈블리, 및 카트리지 핀 어셈블리를 포함하는 트랙 체인 어셈블리