The department does not count flights that were late for mechanical reasons.

Is there a mechanical reason why this bomb didn't go where it belonged?

They learned that 32 aircraft, about 6 percent of the fleet, were out of commission for mechanical or other reasons.

For mechanical reasons, women need help getting the infants out safely.

There are reasons, mechanical and psychological, for both tendencies.

In the modern theater, there are purely mechanical reasons why blocking is crucial.

Those who favor shutting down the computer between sessions often cite electrical and mechanical reasons.

There appears on first inspection to be no obvious mechanical reason for the tanks to have done so.

In these cases, often conductors on both sides of the tower are installed for mechanical reasons.

No, for mechanical reasons I think they take turns.