所有的应急程序已做过了，但仍不能放下起落架，我们仅剩30分钟的油量，所以我们决定在你们的机场做机腹着陆。

• We had done all the emergency procedure but still can not put down (extend) the gear, we got only 30 minutes fuel, so we decide to make a belly landing in your field.