This paper presents the principle of an automatic recorder of hole water level and some methods to improve the precision. The instrument is of small size and micro-power consumption.
本文介绍了仪器硬件电路的工作原理，给出了提高测量精度的方法。该仪器体积小、功能强、功耗极少。
Finally, the hardware selection and software process of digital fault recorder were expatiated and put up with a more reasonable data format standard of the process level.
最后，提出了数字化故障录波器的硬件选型、软件流程等设计，并提出目前较为合理的过程层数据格式标准方案。
It is feasible to inspect the azimuth, level and latitude of the dark-tube sunshine recorder, as well as to inspect whether the installation i…
并从几何、成像原理加以论证，证明了利用感光迹线检查暗筒式日照计方位、水平、纬度安装正确与否，隔光板构造是否精确是可行的。
It is feasible to inspect the azimuth, level and latitude of the dark-tube sunshine recorder, as well as to inspect whether the installation i…
并从几何、成像原理加以论证，证明了利用感光迹线检查暗筒式日照计方位、水平、纬度安装正确与否，隔光板构造是否精确是可行的。
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