equipment; machinery and materials
General term for machinery, tools, and materials used in construction, manufacturing, events, or technical work. Often implies both hardware and supplies.
We transported the equipment needed for the construction work by truck.
We set up the sound equipment at the event venue.
materials for manufacturing machinery
Narrower, less common sense referring specifically to raw materials or components used to produce machinery. Often encountered in industrial or engineering contexts.
This factory imports materials for manufacturing machine tools.
We transported the filming equipment by truck.
We set up the sound equipment at the venue.
We rented lighting equipment for the event.
The equipment broke down during filming.
We brought a large amount of equipment into the studio.
資材 emphasizes raw materials and supplies for construction or production, while 機材 puts more weight on the machinery and equipment side.
装備 often refers to gear or equipment attached to a person, vehicle, or system, whereas 機材 usually refers to standalone machinery and supplies used for a job or event.
機材 and 器材 are pronounced identically (きざい) but 器材 leans toward instruments and tools while 機材 covers broader machinery and materials, especially for heavy or industrial use.
機体 specifically means the airframe/body of an aircraft, whereas 機材 is a broader term for equipment or machinery that may include aircraft.
equipment room; equipment storage
Compound of 機 (machine, mechanism) and 材 (material, timber). The combination naturally yields 'machinery and materials' or 'equipment'.