It can generate maximum wind velocity of 15 to 20 metres per second, enough to simulate an F3-size storm.

它可产生每秒15 -20米风速，相当于F 3级风暴。

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It can generate maximum wind velocity of 15 to 20 metres per second, enough to simulate an F3-size storm.

它可产生每秒15 -20米风速，相当于F 3级风暴。

youdao