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The latest SLS machines offer laser powers from 30 W to 200 W in a CO² chamber controlled ( in range ProX and sPro ) .
 manufacturing process: SLS; machine or equipment: machines; process parameter: laser powers; machine or equipment: chamber controlled; process parameter: range
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:
 manufacturing process: SLS; machine or equipment: machines; process parameter: laser powers; machine or equipment: chamber controlled; process parameter: range