6191
Results indicated that the specimen showed superior austenite/ferrite ( γ/δ ) dual phase microstructure , high strength ( 608.24 MPa ) , and good plastic deformation capacity ( 65.08 % shrinkage rate ) when setting the laser power at 45.2 W , powder feeding rate at 2.81 g/min , and scan velocity at 0.5 mm/s .
 concept or principle: phase microstructure; machanical property: strength; concept or principle: MPa; machanical property: plastic deformation; concept or principle: capacity; concept or principle: shrinkage; process parameter: laser power; machine or equipment: powder feeding
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
 Entities: phase microstructure, strength, MPa, plastic deformation, capacity, shrinkage, laser power, powder feeding 
Answer:
 concept or principle: phase microstructure; machanical property: strength; concept or principle: MPa; machanical property: plastic deformation; concept or principle: capacity; concept or principle: shrinkage; process parameter: laser power; machine or equipment: powder feeding