雨水传感器是汽车智能雨刷系统的重要组成部分。

Rain sensor is an important part of intelligent windscreen wiper system of automobile.

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安全分流井内设有雨水排水管、分流管和水质传感器；

A rainwater discharging pipe, a distributing pipe and a water quality sensor are arranged inside the safety distributing well;

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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…

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