6303
The high power ( HP ) laser and low power ( LP ) laser were compared with respect to microstructure and mechanical properties .
 process parameter: power; enabling technology: laser; process parameter: power; enabling technology: laser; concept or principle: microstructure; concept or principle: mechanical properties
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: power, laser, power, laser, microstructure, mechanical properties 
Answer:
 process parameter: power; enabling technology: laser; process parameter: power; enabling technology: laser; concept or principle: microstructure; concept or principle: mechanical properties