The unit is composed of hydraulic and double conic placing,hydraulic spading and drawing ,straightening,shearing,end stopping,coiling,feeding,dropping cart,ect.
A reference material for calibrating and verifying the calorimeter of propellant explosion heat is composed of nitrocellulose(NC),nitroglycerine(NG),centralite and vaseline.
The micro-EDM prototype was composed of three dimensional stage,transistor type isopulse generator with pulse duration of 80ns,and environmental maintaining system.