An electronic length and area calculating instrument relates to a calculating device used for calculating the curve length and the area.
一种电子长度面积求算仪，涉及一种计算曲线长度和图形面积的求算装置。
The developed abdominal breathing calculating instrument reaches the function requirement and realizes the objective of low-power consumption.
制备出的腹式呼吸计数仪达到了功能要求，实现了低功耗的目的。
Basing on the physical concepts with the imaging process of SEM, the calculating equations used for improving the design and the function of the instrument have also been deduced.
基于同扫描电镜成像过程有关的物理概念出发，还推导了有关改进仪器设计和功能所引用到的计算公式。
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