Amplitude based methods or phase based methods are usually used in multi-beam bathymetry system and chosen according to some rule, which may bring about unpredictable errors if wrong choose occurs.
多波束测深系统中经常使用幅度法或相位法来进行海底检测，并且按某种准则来选择，但如果选择错误，可能会带来不可预测的误差。
If wrong, you've got some pretty expensive change orders in that structure that might have significantly increased the cost of it, even doubled the cost of it.
如果错了，你要改变结构则要付出昂贵的代价，费用也许会大幅增长，甚至翻倍。
If wrong, you've got some pretty expensive change orders in that structure that might have significantly increased the cost of it, even doubled the cost of it.
如果错了，你要改变结构则要付出昂贵的代价，费用也许会大幅增长，甚至翻倍。
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