国产两栖飞机“鲲龙”海上首飞-凯发k8官网

国产两栖飞机“鲲龙”海上首飞

文章来源：未知文章作者：enread 发布时间：2020-07-29 07:16 字体： [ ]　

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7月26日上午，我国自主研制的大型水陆两栖飞机"鲲龙"ag600成功完成海上首飞，这是该项目的又一里程碑事件。

kunlong, china's homegrown ag600 large amphibious aircraft, conducted its first sea-based test flight on sunday morning, marking a new ¹ in the program.

the ag600 is china's second amphibious aircraft, after the sh-5, which was developed in the 1970s for military purposes and has been ² for a long time.

with a length of 37 meters and a wingspan of 38.8 meters, the ag600 is roughly the size of a boeing 737.

these ³ make it the world's biggest amphibious aircraft, surpassing japan's shinmaywa us-2 and russia's beriev be-200.

once in service, it will put an end to the absence of a large rescue aircraft in china and will be very useful in the national emergency rescue and disaster relief systems.

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收听单词发音

1
n.里程碑；划时代的事件
参考例句：
the film proved to be a milestone in the history of cinema.事实证明这部影片是电影史上的一个里程碑。 i think this is a very important milestone in the relations between our two countries.我认为这是我们两国关系中一个十分重要的里程碑。

2
adj.隐退的，退休的，退役的
参考例句：
the old man retired to the country for rest.这位老人下乡休息去了。 many retired people take up gardening as a hobby.许多退休的人都以从事园艺为嗜好。

3
n.规格；载明；详述；（产品等的）说明书；说明书( specification的名词复数 )；详细的计划书；载明；详述
参考例句：
our work must answer the specifications laid down. 我们的工作应符合所定的规范。来自《简明英汉词典》 this sketch does not conform with the specifications. 图文不符。来自《现代汉英综合大词典》

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