जेट बोट खिलौना
Gelsonlab HSTM-074 शिक्षा विज्ञान खिलौने जेट नाव प्रयोग
जेट बोट खिलौना uses the motor to drive the impeller to rotate at a high speed, which produces a centrifugal force, which makes the water in the cavity eject from the water nozzle, and the hull moves under the action of this reaction force.