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For example , sheet-based designs can typically print without supports , and strut-based designs can print without supports up to a certain strut length for horizontal struts .
 engineering feature: designs; manufacturing process: print; application: supports; engineering feature: strut-based designs; manufacturing process: print; application: supports; engineering feature: certain strut length; engineering feature: horizontal struts
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:
 engineering feature: designs; manufacturing process: print; application: supports; engineering feature: strut-based designs; manufacturing process: print; application: supports; engineering feature: certain strut length; engineering feature: horizontal struts