1044
In this study we aim to determine how the choice of welding process might impact on the through-life performance of critical nuclear components such as the reactor pressure vessel , steam generators and pressuriser in a pressurised water reactor .
 manufacturing process: welding; concept or principle: process; concept or principle: impact; concept or principle: performance; machine or equipment: components; material: as; concept or principle: pressure
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:
 manufacturing process: welding; concept or principle: process; concept or principle: impact; concept or principle: performance; machine or equipment: components; material: as; concept or principle: pressure