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Typical laser and electron beam-based systems can cost anywhere between $ 500,000 and $ 1 M. While these machines are typically high in performance , they come at a high cost .
 enabling technology: laser; enabling technology: electron beam-based; machine or equipment: machines; concept or principle: performance
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:
 enabling technology: laser; enabling technology: electron beam-based; machine or equipment: machines; concept or principle: performance