pulse radar altimeter

例句：

1. 1. The pulse radar altimeter is used to measure the height of an aircraft.
   脉冲雷达测高仪用于测量飞机的高度。
2. 2. The engineer used the pulse radar altimeter to determine the depth of the lake.
   工程师使用脉冲雷达测高仪来确定湖泊的深度。
3. 3. The pilot used the pulse radar altimeter to navigate through the fog.
   飞行员使用脉冲雷达测高仪在雾中导航。