正确、规范地使用经纬仪跟踪气球测风是提高测风质量的关键。
The key of the wind observation quality is that using the theodolite right ly and normally to follow the wind observation balloon.
正确、规范地使用经纬仪跟踪气球测风是提高测风质量的关键。
The key of the wind observation quality is that using the theodolite right ly and normally to follow the wind observation balloon.
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