By contrast, he says, the KC-30 is a much less risky design, since it is already flying and a version of the plane will enter service with the Australian Air Force next year.
他说，相比之下，KC - 30的设计风险就小得多，因为KC - 30已经试飞起，其中的一个型号的飞机将在明年加入澳大利亚空军。
Rebuilding the index offline, by contrast, will force a scan of the clustered index (or heap) and so remove the inconsistency.
相反，离线重新生成索引将会强制扫描聚集索引(或堆)，因此会删除不一致。
By contrast, the manned SR-71 Blackbird, used for many years by the U. S. Air Force, had a top speed of just more than Mach 3.
相比之下，载人的SR- 71黑鸟，供美国空军使用多年，有一个仅比3马赫以上的速度。
By contrast, the manned SR-71 Blackbird, used for many years by the U. S. Air Force, had a top speed of just more than Mach 3.
相比之下，载人的SR- 71黑鸟，供美国空军使用多年，有一个仅比3马赫以上的速度。
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