Micro-groove bionic drag reduction structure and preparation method thereof
Non-vertical space large rectangular jacking pipe hoisting device and hoisting method thereof
Novel back door hinge mounting point reinforcing structure
Passenger car passenger armrest bracket mounting structure and mounting method thereof
Predicted function safety analysis method for map matching positioning
Program and method for supporting preset time division
Recyclable lifting appliance structure for lowering reinforcement cage and using method thereof
Rotary in-tower supporting tower climbing crane and construction method thereof
Rubber tire prepared from monatomic zinc material with ultralow zinc content
Side impact sensor mounting structure and mounting method thereof
Signal phase and phase sequence automatic optimization method based on trajectory conflict index
Signal transmission simulation method of high-speed aircraft under influence of plasma sheath
SINGLE ATOM ZINC MATERIAL, RUBBER ARTICLE AND PREPARATION METHOD THEREOF
Special equipment hanging bracket with truss structure