很多重要水道都埋了固定声纳.
不过固定的声纳特征未必靠谱. 另外定位精度不高.
很多重要水道都埋了固定声纳.
不过固定的声纳特征未必靠谱. 另外定位精度不高.
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精度应当提高!:)))
-金笔-
♂
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10/03/2012 postreply
17:11:23
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要是人家现在就在固定声纳上做手脚,叫它“身在曹营心在汉”呢?
-吃素的狼-
♀
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10/03/2012 postreply
21:03:28
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