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The standards define terminology , measure the performance of different production processes , ensure the quality of the end products , and specify procedures for the calibration of additive manufacturing machines .
 concept or principle: standards; concept or principle: performance; manufacturing process: production; concept or principle: processes; concept or principle: quality; concept or principle: calibration; machine or equipment: additive manufacturing machines
Please list all entity words in the text that fit the category.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} 
Answer:
 concept or principle: standards; concept or principle: performance; manufacturing process: production; concept or principle: processes; concept or principle: quality; concept or principle: calibration; machine or equipment: additive manufacturing machines