【摘要】 介绍在静水位井中观测的数字化水位仪探头的两种现场检查方法及结果 ,讨论这两种检查方法的优点及不足,提出现场检查方法的改进意见和允许特殊井孔内观测的数字化水位仪现场检查频率降低和定期消除数字化水位仪零漂影响的建议。更多还原

【Abstract】 This paper introduces two inspection methods and results of digital water level instrument which used in observation wells,discusses advantages and disadvantages of these two methods,and put forward some improvements.At last,the paper points out that inspection frequency of digital water level instrument of special wells should be allowed to reduce and zero drift effect of instrument should be eliminated regularly.更多还原