In order to reduce the error and improve the quality of the test, it is necessary to analyse the cause of the error and seek effective ways to reduce it.
因此为缩小测评误差，提高测试质量，我们必须深层次地分析导致误差的原因，探讨缩小误差的有效途径。
An instrument based on microcomputer and grating tensor can be used to test and analyse the gear-driven error of various ratio gear trains on the spot.
用微型计算机和光栅传感器组成的仪器可在现场测量并分析各种传动比齿轮传动链的传动误差。
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