风速的测定常用的仪器有杯状风速计、翼状风速计、卡他温度计和热球式电风速计。
It is a portable intelligent instrument mainly for low wind velocity, combined with the function for the measurement of wind temperature and relative humidity.
风速的测定常用的仪器有杯状风速计、翼状风速计、卡他温度计和热球式电风速计。
It is a portable intelligent instrument mainly for low wind velocity, combined with the function for the measurement of wind temperature and relative humidity.
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