It stands for non destructive testing. It consists of tests to find defects in materials using techniques that do not damage or destroy the tested object.
20:06, 17 December 2012
A double-deck, wide-body, four-engine jet airliner ...
Rear edge of aerofoil or streamlined strut.
A flight condition wherein the airflow separates from the ...
The Boeing Company's Renton, Washington Factory is a ...
A sonic boom is the loud sound created by the shock waves ...
Pan American World Airways, commonly known as Pan Am, was ...
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