touchdown zone

常见例句

双语例句

• IS the parenthetical figure following DH, DA or MDA which, when added to the touchdown zone, runway end, or threshold elevation, will give the DH, DA or MDA in feet above mean sea level.
  决断高度或最低下降高度后括号中的数值。它与接地区、跑道顶端、或跑道头标高相加后即是决断高度（DA，DH）或最低下降高度（MDA）高于平均海平面英尺数。

权威例句

• The NFL has tested them in their end zone pylons to capture touchdown replays.
  FORBES: The Mad Billionaire Behind GoPro: The World's Hottest Camera Company
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