The aircraft was considered not ready for operational deployment due to control and stability problems.
This aircraft was considered too costly for development, and the project was abandoned in 1967.
"These aircraft and ships will be considered as the enemy," he warned.
The aircraft was considered for scrapping many times, but was always found to be useful.
It was cancelled as the risks to both paratroops and aircraft were considered too great.
This presidential aircraft is considered the best in Latin America.
In flight an aircraft can be considered as being acted on by four forces: lift, weight, thrust, and drag.
The aircraft handled very well and was considered technically successful.
Furthermore, when current aircraft are considered worn out, more of the same could perhaps be manufactured as replacements.
The aircraft is considered as having a good safety record, but there have been other incidents.