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Based on the design optimisation of a missile launcher beam on a macro- and mesoscale , H exemplarily demonstrated the potential of multi-scale optimisation .
 engineering feature: design; machine or equipment: missile launcher beam; engineering feature: macro- and mesoscale
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: design; machine or equipment: missile launcher beam; engineering feature: macro- and mesoscale