4349
The ALD coating seems to improve the flow properties of the tested AM fluidics restrictor .
 application: coating; concept or principle: properties; manufacturing process: AM
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: coating, properties, AM 
Answer:
 application: coating; concept or principle: properties; manufacturing process: AM