The substrate bend induced the deviation of incidence angle that cause the inaccuracy of wavelength measurement and increase the insert loss;
基片的弯曲导致光线入射角度产生偏差，此角度偏差使波长测量不准，插损增加；
Inaccuracy in the process of measurement is analyzed. It is brought forward that temperature of rainfall is measured by the single-wire temperature sensor DS1820. So the velocity of the ultrason…
通过对测量过程中可能产生的误差进行了分析，提出了利用单线温度传感器DS1820测量雨水温度，实现对超声波传输速度的精确计算，达到准确测量雨量的设计要求（优于1%）。
Inaccuracy in the process of measurement is analyzed. It is brought forward that temperature of rainfall is measured by the single-wire temperature sensor DS1820. So the velocity of the ultrason…
通过对测量过程中可能产生的误差进行了分析，提出了利用单线温度传感器DS1820测量雨水温度，实现对超声波传输速度的精确计算，达到准确测量雨量的设计要求（优于1%）。
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