Audiovisual products such as slide projector, projector, leveling instrument etc.
主要生产幻灯机，投影仪等电教产品及水准仪等测绘仪器。
The research result lays a solid foundation for digital leveling instrument in theory.
本文的研究成果为数字水准仪的研制奠定了一个良好的理论基础。
When the leveling instrument came, he set up the tripod skillfully and looked around through the meter for a long time.
水平仪拿来了，他老练地架起了三角架，前后左右地张望良久。
Roughly adjust the engine level with a leveling instrument when the engine is put in place, and then install the barring gear.
主机就位后用水平仪粗调水平，粗调水平后安装盘车机。
Screw jacks are put on the seat pads and adjusted to the same height using a leveling instrument. Then the screw jacks shall be fixed tightly and their positions recorded.
按图纸标高，用水准仪校准到统一高度，按位置记录并收紧螺纹千斤顶。
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。
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。
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。
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