This system focused on the anemometry at low velocity range.

该系统主要作用是针对低流速环境中的流速测定.

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Generally optimum operating velocity range ( See note ).

一般优化的运行流速范围 ( 参阅注释 ).

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Through experimental test the safe wind velocity range of crosswind of roller coaster was obtained.

通过实验研究,获得了过山车安全的横风风速范围.

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