2353
In unheated powder beds , part mass increases linearly with printing saturation levels across the range tested ( 30 % –130 % ) .
 machine or equipment: powder beds; process parameter: range
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: powder beds, range 
Answer:
 machine or equipment: powder beds; process parameter: range