Three methods of detecting submerged object based on Brillouin scattering, high resolution scanning F-P interferometer, edge detection technique and solid F-P etalon-ICCD camera, are introduced.

介绍三种基于布里渊散射的水下目标探测方法：F-P扫描干涉仪探测方法、边缘探测方法、F-P标准具-ICCD探测方法，并对这三种方法进行了分析和比较。

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The present state of the dual-frequency laser interferometer in the world is introduced in brief. The trends of development to high resolution, high accuracy, high measurement speed etc. are given.

文章概述了国内外双频激光干涉仪产品的现状，介绍了近年来双频激光干涉仪向高分辨率、高精度、高测速等几个方向的发展趋势。

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In addition to its use as a single instrument, the telescope is a key element of the UK's Multi-Element Radio-Linked Interferometer Network (Merlin) high-resolution radio-imaging array.

BBC: Lovell Radio Telescope refurbished