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The fully-reversed strain-controlled low-cycle fatigue ( LCF ) tests imply that at low strain amplitudes the FSW and SLM samples show almost the same fatigue life , while at the high strain amplitudes the SLM samples show superior LCF performance .
 machanical property: fatigue; machanical property: strain; manufacturing process: FSW; manufacturing process: SLM; concept or principle: samples; machanical property: fatigue life; machanical property: strain; manufacturing process: SLM; concept or principle: samples; concept or principle: performance
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:
 machanical property: fatigue; machanical property: strain; manufacturing process: FSW; manufacturing process: SLM; concept or principle: samples; machanical property: fatigue life; machanical property: strain; manufacturing process: SLM; concept or principle: samples; concept or principle: performance