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hljxufeng

新虫 (小有名气)

[求助] 求翻译

Two types of sub-bottom profiler are manufactured. These are “chirp” and active (pulsed) continuous  wave
systems. Chirp sub-bottom profilers offer greater bottom penetration than continuous wave systems and are
superior to seismic systems in terms of range resolution and reduced ensonification.  For example, a chirp
SBP mounted on an AUV can typically provide seafloor penetration of 5-100 metres, depending  on  bottom
type, and a 10 cm range resolution while ensonifying an area less than 18 metres in diameter from an altitude
of 50 metres.
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jiangguofeng

金虫 (著名写手)

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hljxufeng(phu_grassman代发): 金币+15, thanks 2013-12-22 10:30:04
生产两种类型海底地层剖面仪。 它们分属“线性调频脉冲”系统和主动(脉冲)连续波系统。  线性调频脉冲海底地层剖面仪比连续波系统提供更强的底部穿透并且从距离分辨率和减少声透射角度优于惯性系统。  例如,一般来说,依海底类型而定,安装于一种自动水下载具上的线性调频脉冲海底地层剖面仪在声穿透50公尺高度,直径小于18公尺的面积时能够提供5- 100公尺的海底穿透和10厘米的距离分辨率。
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