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[铁路、船舶、航空航天和其他运输设备制造业,] [2025-03-27]
Drones are pilotless aircraft or flying robots, which are also referred to as UAVs. Drones fly autonomously or are controlled by an onboard computer. They can also be operated using a remote control from the ground. Commercial drones are those that are used in commercial sectors such as infrastructure, agriculture, energy, and public safety. The report does not include drones or related services that serve the military/defense segment.
[铁路、船舶、航空航天和其他运输设备制造业,] [2025-03-27]
MRO services play an important role in extending the life of an aircraft by increasing its operational efficiency. It includes services such as overhaul, routine check-ups, inspection, repair, and modification of aircraft and their components.
[专用设备制造业,铁路、船舶、航空航天和其他运输设备制造业,] [2025-03-27]
Commercial aircraft seating refers to the specialized seating arrangements designed for passengers and crew on commercial airplanes. These seats are engineered for safety, comfort, and efficiency during air travel.
[租赁和商务服务业,] [2025-03-27]
Commercial aircraft leasing is an agreement that involves lessees (being commercial airlines) who procure aircraft from lessors (aircraft leasing companies, financing firms, or other airlines) by making regular payments for the use of aircraft over an agreed period. The lease may merely involve an aircraft (as in the case of a dry lease) or can include the crew, maintenance, and insurance, in addition to the aircraft (as in the case of a wet lease).
[化学原料和化学制品制造业,] [2025-03-27]
Butyraldehyde, also known as butanal, is an organic compound with the chemical formula CH3 (CH2) 2CHO. It is a colorless liquid used to make synthetic resins, solvents, and plasticizers. Butyraldehyde can be produced by catalytic dehydrogenation of N-butanol. Butyraldehyde is used as an intermediate in producing plasticizers, alcohols, solvents, and polymers (2-ethylhexanol, N-butanol, trimethylolpropane, N-butyric acid, polyvinyl butyral, methyl amyl ketone. It is also used as an intermediate in producing pharmaceuticals, pesticides, antioxidants, rubber accelerators, textile auxiliaries, perfumery, and flavors.
[铁路、船舶、航空航天和其他运输设备制造业,电气机械和器材制造业,] [2025-03-27]
A cable laying vessel is a specialized ship designed for the installation of subsea cables, including power and communication cables, on the seabed. These vessels are equipped with advanced machinery for handling, laying, and securing cables in offshore environments, ensuring precise placement and protection of cables for projects like offshore wind farms, oil and gas platforms, and telecommunications networks.
[铁路、船舶、航空航天和其他运输设备制造业,] [2025-03-27]
A caravan and a motorhome are two distinct types of recreational vehicles. A caravan is a temporary residence that requires a vehicle to tow. A motorhome, on the other hand, is a self-contained vehicle that combines transportation and living quarters, including bedrooms, kitchenettes, and bathrooms, all integrated into a single unit.
[租赁和商务服务业,] [2025-03-27]
Car sharing service is a model where people rent cars for a short period of time using a mobile application.
[仪器仪表制造业,] [2025-03-27]
Billiards and snooker are popular cue sports that are played on tables covered with a baize with pockets in each corner in the middle of each long side. These games are played with cue sticks and synthetic hard balls. These games are aimed at pocketing the balls for points. Billiards and snooker are played using different strategies. Billiards and snooker equipment include tables, cue sticks, balls, bridges, racks, chalk among others.
[信息传输、软件和信息技术服务业,] [2025-03-27]
Big data services refer to services that include big data business consulting, big data outsourcing, big data project-based services, and support and training services related to big data implementations.
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