Evaluation of the value of landscape stone can be from shape, color, quality, grain four start.
评估景观石的价值可以从形、色、质、纹四个方面下手。
Compared with common sonar system, more details from shape Outlines of underwater targets are obtainable for imaging sonar with higher resolution rate.
图像声纳与普通声纳相比，具有更高的分辨率，从而可以提供更多的水下目标外形轮廓的细节特征。
Compared with common sonar system, more details from shape Outlines of underwater targets are obtainable for imaging sonar with higher resolution rate.
图像声纳与普通声纳相比，具有更高的分辨率，从而可以提供更多的水下目标外形轮廓的细节特征。
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