CN112231991A
|
|
Automatic construction method of machine learning database
|
CN112231992A
|
|
Method for rapidly predicting two-dimensional airfoil hydrodynamic performance
|
CN112231869A
|
|
Method and device for measuring dean vortex motion information
|
CN112229820A
|
|
Method for measuring refractive index of dye cell
|
CN111878419A
|
|
Deep sea mining ore pump backflow protection device
|
CN111832132A
|
|
Hydraulic model design method for low-specific-speed high-speed centrifugal pump
|
CN111691500A
|
|
Dustpan-shaped water inlet flow channel with bionic structure
|
CN111859565A
|
|
Method and device for determining thickness of surface coating of water pump blade
|
CN111691367A
|
|
Dustpan-shaped water inlet flow channel
|
CN111795000A
|
|
Swirl pump impeller with guide rails and fixed blades
|
CN111664097A
|
|
Self-priming device of centrifugal pump
|
CN111664114A
|
|
Axial flow pump impeller and axial flow pump
|
CN111643025A
|
|
Spray arm assembly and cleaning machine using same
|
CN111657814A
|
|
Spray arm and cleaning machine using same
|
CN111643838A
|
|
Self-walking pneumatic fire extinguisher
|
CN111648986A
|
|
Axial-flow type jet fan
|
CN111431336A
|
|
Thrust bearing for high-voltage submersible motor and high-voltage submersible motor
|
CN111255703A
|
|
Sealed water tank for cavitation test of submersible axial-flow pump and cavitation test device applying sealed water tank
|
CN111306901A
|
|
Solar drying device based on Internet of things
|
CN111336130A
|
|
Vortex pump impeller with groove structure
|