常見例句雙語例句This paper presents the principle of an automatic recorder of hole water level and some methods to improve the precision.本文介紹了儀器硬件電路的工作原理，給出了提高測量精度的方法。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.本文介紹了儀器硬件電路的工作原理，給出了提高測量精度的方法。該儀器體積小、功能強(qiáng)、功耗極少。 返回 water level recorder