Synthetic Aperture Radar (SAR), as a kind of active remote sensor, is a system that can scan and image earth surface object in a high resolution using its EM wave.

合成孔径雷达（SAR）作为主动式遥感器，是一种利用雷达本身发射的电磁波进行高分辨率成像的系统。

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The thickness measurement of the transparent curved surface object is investigated with the linear structured light method.

从实际应用角度出发，采用线结构光方法进行曲面透明壳体厚度测量的研究。

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For example, we know that if a body is near the surface of the Earth, the force of gravity of that object seems to be m times g, where g is 9.8.

例如,我们知道,如果在地球表面有一个物体,该物体受到的重力大小为 m 与 g 的乘积,g 等于 9.8

耶鲁公开课 - 基础物理课程节选

Electrostatic self-assembly, however, coats every exposed surface of an object, and does it at room temperature.

ECONOMIST: MONITOR

When heated to a high temperature, the bath gives off a mist of atoms that fall on to the surface of the object.

ECONOMIST: MONITOR

The laser would only singe the surface of an object in space, but that tiny burn could still help point it downward, Dr. Campbell says.

WSJ: A Cosmic Question: How to Get Rid Of All That Orbiting Space Junk?