You can see the basic survey class structure in Figure 1.
您可以在图1中看到这个基本调查类的结构。
Elevation survey and control of underwater structure is common task in near shore engineering.
沿岸工程施工经常遇到水下构筑物高程精确测量和控制的问题。
Elevation survey and control of underwater structure is common task in near shore engineering.
沿岸工程施工经常遇到水下构筑物高程精确测量和控制的问题。
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