短語詞組短語demonstration and test 試驗和示范reliability demonstration test 可靠度驗證試驗;與證明testability demonstration test 測試性驗證試驗field demonstration test 現(xiàn)場論證試驗MTBF DEMONSTRATION TEST 平均失效時間驗證試驗contractor demonstration test 廠商示范試驗in core demonstration test 入堆考驗design demonstration test 設(shè)計展示試驗 返回 demonstration test