1132
Furthermore , among the weld shapes of the corner boxing fillet welded joint , the rectangle shape of weld bead had the minimum stress concentration factor ( 1.05 ) .
 engineering feature: weld; engineering feature: fillet; concept or principle: joint; concept or principle: weld bead; process characterization: stress concentration
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: weld; engineering feature: fillet; concept or principle: joint; concept or principle: weld bead; process characterization: stress concentration