On an object study for measuring result of mechanical thermohygrograph, this paper discussed the source of error and uncertainty evaluation on humidity measuring result of mechanical thermohygrograph.
以机械式温湿度计测量结果为研究对象，论述了机械式温湿度计湿度测量结果的误差来源及其测量不确定度的评定。
In order to ensure that temperature and humidity measurement precision, the hardware circuit error analysis, put forward the system error of the method to improve.
为了保证温湿度测量精度，对硬件电路进行了误差分析，并且提出了系统误差的改善方法。
Sensor's error caused by temperature and humidity could be compensated by choosing temperature and humidity as input components of the PCA model.
把温湿度信息作为PCA输入分量，能较好补偿温湿度造成的传感器误差。
The results of experiment indicated that condition of environment humidity were higher, water was electrolysed on the sealing position, the possible of producing error results could increase.
实验结果表明：在环境湿度较高的条件下，碱性电池密封处的水膜就会被电解，产生错误的可能性就会大大增加。
Considering the importance of sonic nozzles in the field of gas flow measurement, a suitable humidity correction method is required in order to eliminate the systematic error.
鉴于音速喷嘴在我国气体流量计量领域内的重要地位，为消除系统偏差，需要确定适合我国的湿度修正方法。
Considering the importance of sonic nozzles in the field of gas flow measurement, a suitable humidity correction method is required in order to eliminate the systematic error.
鉴于音速喷嘴在我国气体流量计量领域内的重要地位，为消除系统偏差，需要确定适合我国的湿度修正方法。
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