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雷达诞生后,素有空中“千里眼”之称。它能清晰地观察到空中的各种目标,但是,对地下的种种秘密,却是“视而不见”。今天,随着地下雷达的问世,地下世界的万物也被一览无余了。人们风趣地称誉它为地下“千里眼”。 地下雷达是美国科学家发明的,其早期产品的雏型出现在70年代末,近年才逐步臻于完善,进入实用阶段。 按原理分类,地下雷达有好几
After the birth of the radar, known as the “Clairvoyant” said. It can clearly observe various targets in the sky, but the secret to underground is “turning a blind eye.” Today, with the advent of underground radar, everything in the underground world is glanced over. People are humorously honored it as “clairvoyant” underground. The underground radar was invented by American scientists. The prototype of its early products appeared in the late 1970s and only gradually became perfect in recent years and entered a practical stage. According to the principle of classification, there are several underground radar