Developed in 1970s, the satellite altimetry is a new spatial measuring technology carried by satellite, using spatial, electronic and microwave technology to measure the global sea surface height.

• 卫星测高作为二十世纪七十年代发展起来的一项空间测量技术，它以卫星为载体，借助于空间、电子和微波等高新技术来量测全球海面高度。