1449
In order to reduce lead time and increase in build speed , a new technology has emerged derivative from SLA .
 process parameter: lead time; process parameter: build speed; concept or principle: technology; machine or equipment: SLA
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:
 process parameter: lead time; process parameter: build speed; concept or principle: technology; machine or equipment: SLA