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The influence of the laser melting deposition layers on the weld appearance , interfacial microstructure and tensile properties were investigated .
 enabling technology: laser; process parameter: deposition layers; engineering feature: weld; concept or principle: microstructure; machanical property: tensile properties
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:
 enabling technology: laser; process parameter: deposition layers; engineering feature: weld; concept or principle: microstructure; machanical property: tensile properties