It is mainly used in national defense construction projects, transportation construction, energy industry construction and production, mining and other raw material industry construction and production, agriculture, forestry and water conservancy construction, urban construction, environmental protection and other fields.
Permanent transport equipment that serves a number of specific floors in a building and whose car runs on at least two rigid tracks perpendicular to the horizontal plane or with an inclination of less than 15° from the plumb line.
Including long-distance communication, section communication, telephone network and exchange, station and yard communication, communication power supply, grounding device and mechanical building and so on
There are more and more types of rail transit, which are not only widely used in long-distance land transportation, but also widely used in short and medium distance urban public transportation.
Robot is an intelligent machine that can work semi-autonomously or fully autonomously. Robots can perform tasks such as working or moving through programming and automatic control.
Electricity is an energy source powered by electrical energy. Discovered in the 1870s, the discovery and application of electricity set off a second wave of industrialization.
