long run test 长期运转试验
long test run 长期试验
·2,447,543篇论文数据，部分数据来源于NoteExpress
In August to September last year, China sent its one and only icebreaker Xue Long (Snow Dragon) on a successful two-way test run of the NSR.
CNN: China eyes Arctic options in energy, transport
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
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