理论误差是由于测量理论本身不够完善而采用近似公式或近似值计算测量结果时所引起的误差。例如,传感器输入输出特性为非线性但简化为线性特性,传感器内阻大而转换电路输入阻抗不够高,或是处理时采用略去高次项的近似经验公式,以及简化的电路模型等都会产生理论误差。
...ay; speech source directing; theoretic error; directing performance [gap=244]关键词: 线性麦克风阵列; 声源定向; 理论误差; 定向性能 ...
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理论误差可能也比较大。
从曲面的数控加工原理出发,分析了曲面数控加工的理论误差。
Theoretical error of curved surface by nc processing is analyzed based on the principle of nc processing of curved surface.
对MBBA计算结果的阈值泵浦光强是很低的,讨论了理论误差的若干主要因素。
It is shown that for MBBA the calculated threshold is very low. Some major factors concerning errors in the theoretical treatment are presented.
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