Meanings of shakedown cruise in English

I requisitioned them myself before we embarked on our shakedown cruise.

He's finished with that stage now; we're just waiting for the selection of a test pilot for the final shakedown cruise.

Chief Engineer Andrew Farah is leading a caravan of eight pre-production prototypes on a 1,200-mile shakedown cruise from Milford, Michigan, to West Virgina and back.

Actually, of course, fifteen minutes should give time to spare, although we sometimes run a bit over on shakedown cruises.

"After that, there will be sealed orders for the bridge crew that will be available to me after the quick shakedown cruise".