(1) The hydraulic motor needs to be positive and negative, and must have symmetry in the internal structure, and the hydraulic pump often rotates in

The most intuitive is the different purpose: hydraulic pump is a device that converts the mechanical energy input by the prime mover into hydraulic pressure

Scientists have discovered a new method in which a generator supplies power to the motor propeller to propel the ship. The motor propeller is actually

In reservoirs or large-scale water fishing, an inflatable rubber boat is very necessary, on the one hand to have a good fishing spot, on the