four qualities new generation
a new type of rural cooperative medical system
a new type of rectifier
A new type of polarograph
a new type of plaster material
a new type of oscillating tooth gear transmission
a new type of high power LED road lamp
A New Type of Enlarged Capacity Conductor
A new type of divergence equation
A New type of Direct Operated Disconnector
a new type of diatomite-based machinable ceramic
A New Type of Chamfering Device
A New Type of Brand Remover
a new train of though in mineral industry
A New Tool of Preventing Drill Pipe Sticking