engine endurance test造句

例句与造句

1. In a departure from its original plan, Boeing sought the FAA's permission to begin the 1, 000-cycle test as soon as Pratt & Whitney Aircraft reached the halfway mark on its own 777 engine endurance tests in West Palm Beach, Fla . Originally, the test plan called for East Hartford, Conn .-based Pratt & Whitney to complete its 3, 000-cycle test before Boeing could begin its 1, 000-cycle test.
2. It's difficult to find engine endurance test in a sentence. 用engine endurance test造句挺难的