This image was generated the by Mars Orbiter Laser Altimeter, or MOLA, an instrument that was aboard NASA's Mars Global Surveyor.

这张图片是由NASA得火星探测器上的火星轨道激光测高仪(MOLA)拍摄生成的。

youdao

Two instruments were involved in producing the map: the camera instrument (specifically the Wide Angle camera) and the Lunar Orbiter Laser Altimeter (Lola) instrument.

制作这份地图利用到两种仪器：相机设备(特别是广角相机)和月球轨道激光测高仪(萝拉)。

youdao

The elevation measurements were collected by the Mars Orbiter Laser Altimeter (MOLA), an instrument aboard NASA's Mars Global Surveyor spacecraft, during the spring and summer of 1998.

BBC: By BBC News Online Science Editor Dr David Whitehouse