The utility model relates to the measuring instrument field, in particular to an electronic bubble of an automatic leveling laser product.
本实用新型涉及测量仪器领域；具体地说是自动安平激光产品中的电子水泡。
Civil researches on it mainly focus on its using and precision appraisal etc. It is blank for work of the detail principle and concrete realization of digital leveling instrument.
国内对数字水准仪的研究，主要集中在对数字水准仪的使用和精度鉴定等方面，而对数字水准仪的详细原理及具体实现的研究，则几乎是一片空白。
Civil researches on it mainly focus on its using and precision appraisal etc. It is blank for work of the detail principle and concrete realization of digital leveling instrument.
国内对数字水准仪的研究，主要集中在对数字水准仪的使用和精度鉴定等方面，而对数字水准仪的详细原理及具体实现的研究，则几乎是一片空白。
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