at an altitude of是什么意思

at an altitude of是什么意思

at an altitude of
在海拔

例句:

1.
The team reckons it needs to circle the earth at an altitude of 500km ( about 300miles).
研究组计算出卫星应该在距地球海拔500公里（约300英里）的高度绕地球运转。

2.
This hill station, located at an altitude of 1600 m above sea level, was once the summerresort of the erstwhile british government in south india.
这山站，在海拔为1600米的海拔位置，曾经是南印度的昔日英国政府的避暑胜地。

在·····海拔高度 1 the interior ministry said debris had been located at an altitude of 2,000 metres. 内政部称飞机残骸在海拔2000米处。 2 he finally settled at an altitude of 4,000 meters. 最后他停在海拔4000米的高度上。 3 we will be flying at an altitude of________ meters and the average speed is_______ kilometers per hour. 飞行高度______米，飞行速度平均每小时_______公里。 4 the searching operation became even harder at night without lighting facilities, he said. in addition, rescuers may easily get exhausted working at a place with an altitude of above 4,000 meters. 他说，夜里在没有照明设备的条件下，搜寻工作更是难上加难。此外，在海拔4000米的高处，救援队员们很容易精疲力尽。