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The evaluation of the method including the results of simulation and printing revealed three principal benefits compared with existing flat-layered printing paths , which are particularly beneficial to large-scale AM techniques : ( i ) better surface quality , ( ii ) shorter printing time and ( iii ) higher surface strengths .
 enabling technology: simulation; manufacturing process: AM techniques; process parameter: surface quality; concept or principle: surface; machanical property: strengths
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: simulation, AM techniques, surface quality, surface, strengths 
Answer:
 enabling technology: simulation; manufacturing process: AM techniques; process parameter: surface quality; concept or principle: surface; machanical property: strengths