- 喷射器 pēnshèqì sprayera device used to spray liquids, gases, or powders under pressure; spraying apparatus
- 喷射机 pēnshèjī jet planean aircraft propelled by jet engines; jet aircraft
- 喷射泵 pēnshèbèng jet pumpA type of pump that uses a high-velocity jet of steam or fluid to create suction and move materials
- 喷射推进器 pēnshètuījìnqì jet enginea type of reaction engine discharging a fast-moving jet that generates thrust by jet propulsion
- 喷射推进 pēnshètuījìn jet propulsionThe method of propelling an object by ejecting a high-speed stream of fluid in the opposite direction
- 喷射气流 pēnshèqìliú jet streamNarrow bands of strong, high-speed winds circulating in the atmosphere, typically found at the tropopause in middle to high latitudes.
- 喷射飞机 pēnshèfēijī jet aircraftA plane that uses jet engines for propulsion; also known as [[喷气机|噴氣機|pen1 qi4 ji1]] or [[喷射机|噴射機|pen1 she4 ji1]].
- 火焰喷射器 huǒyànpēnshèqì flamethrowerA weapon that uses compressed air to spray a jet of ignited fuel; can be portable or mounted on vehicles.