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Multi-material 3D printing of the sensor was successfully realized , as the sensing material retained its functionality once the printing process was complete .
 manufacturing process: Multi-material 3D printing; machine or equipment: sensor; material: as; application: sensing; material: material; manufacturing process: printing process
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: Multi-material 3D printing, sensor, as, sensing, material, printing process 
Answer:
 manufacturing process: Multi-material 3D printing; machine or equipment: sensor; material: as; application: sensing; material: material; manufacturing process: printing process