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Despite the spatial resolution need with regards to the significant gradients of the stress distribution and the specific microstructure , which prevent the application of more conventional methods , Bragg edge imaging succeeds to provide essential two-dimensionally spatial resolved strain maps in full field single exposure measurements .
 resolution, stress distribution, microstructure, imaging, strain, exposure
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 resolution, stress distribution, microstructure, imaging, strain, exposure