In this paper, the measurement (principle) and system of the roller method are introduced and the measurement errors are analyzed.
介绍了滚轮法测量原理和测量系统组成，分析了测量误差。
The paper undertakes the theoretical analysis and the experimental research on measuring principle and accuracy of the apparatus used to measure large diameter with roller method.
本文对滚轮法大直径测量仪的测量原理、测量精度进行分析和实验研究。
The comparison showed that the revolure roller method was effective one.
对比表明，旋转辊筒磨耗试验法是有效的试验方法。
The comparison showed that the revolure roller method was effective one.
对比表明，旋转辊筒磨耗试验法是有效的试验方法。
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