{TAIL ~ A chemical composition} and method for repairing a thermal barrier coating on a component designed for use in a hostile thermal environment, such as turbine, combustor and augmentor components of {HEAD ~ a gas turbine engine} 
{ TAIL ~ A chemical composition } and method for repairing a thermal barrier coating on a component designed for use in a hostile thermal environment , such as turbine , combustor and augmentor components of { HEAD ~ a gas turbine engine }
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