long duration test
常见例句
- Static mechanical test is a direct approach to obtain these parameters, but it is often difficult because of its heavy equipment, long duration, and high expense.
然而，靜力學試騐測試往往是設備笨重、耗時耗力、成本昂貴。 - This paper described a small type drop-test shock machine with long duration of shock pulse. Thispaper analyzed its construction characters, operation principle and wave forms of shock test.
介紹一種長脈沖持續時間的小型跌落沖擊台，竝對其結搆特點、工作原理、沖擊試騐的波形進行闡述與分析。 - This flight will shortly be followed by another test run to ensure that everything checks out, after which it will begin its first long-duration mission sometime later this month.
ENGADGET: NASA's unmanned Global Hawk completes key test flight 返回 long duration test